Chemistry 108 Lab #3 1 Name_____ Lab # 3: Gases Percent Yield of Hydrogen Gas from Magnesium and Hydrochloric Acid Introduction For chemical reactions involving gases, gas volume measurements provide a convenient means of determining stoichiometric relationships. In the introductory part of the exercise, the induction period and subsequent thermal runaway behavior are evaluated via a simple observation of hydrogen. When an acid reacts with a metal, the acid will dissolve the metal to produce the metal salt of that acid; at the same time it will produce hydrogen gas. 2Na + 2HCl ⇨ 2NaCl + […]. Student answers will vary. The exothermic reaction is the reaction between Hydrochloric acid and magnesium. Potassium, sodium, lithium and calcium all react violently. Hydrochloric Acid Revision Date 25-Apr-2019 Stability Stable under normal conditions. A strong mineral acid, concentrated hydrochloric acid is highly reactive with strong bases, metals, metal oxides, hydroxides, amines, carbonates and other alkaline materials. In this reaction, the magnesium and acid are gradually used up. Put the test tube in the test tube rack. acid ⇨ Metal salt + Hydrogen Reaction of sodium metal with dilute acid: Sodium metal gives sodium chloride and hydrogen gas when react with dilute hydrochloric acid. sulphuric acid) (Zinc Sulphate) (Hydrogen gas) This is an example of displacement reaction of a non-metal by a metal. Non-flammable gas. Experiment 5 Reaction of Magnesium with Hydrochloric Acid OUTCOMES After completing this experiment, the student should be able to: develop a procedure for generating and measuring a gas in a reaction. Materials. They must collide with each other 2. Magnesium reacts with hydrochloric acid according to the equation: Mg(s) + 2 HCl(aq) --> MgCl 2 (aq) + H 2 (g) This demonstration can be used to illustrate the characteristic reaction of metals with acid, a single replacement reaction, or to demonstrate the generation of hydrogen gas. Metals do not have the same reactivity towards the same reagents. Table of ContentsPertinent Chemistry and MineralogyPreliminary Process ConsiderationsExperimental Data Experimentation with chalcopyrite concentrate in dilute hydrochloric acid, under reflux conditions (in Pyrex flasks) and with an inert purge gas, revealed substantial amounts of H2S production and iron solubilization, with negligible copper solubilization, after 2½-4 days. Magnesium reacts with hydrochloric acid according to the equation: Mg(s) + 2 HCl(aq) --> MgCl 2 (aq) + H 2 (g) This demonstration can be used to illustrate the characteristic reaction of metals with acid, a single replacement reaction, or to demonstrate the generation of hydrogen gas. HCl + NaOH → NaCl + H2O. develop a relationship between the mass of magnesium reacted and the volume of gas generated. What would the balanced equations for the reaction of hydrochloric acid be with these metals: Aluminium Calcium Copper Iron Lead Lithium Magnesium Mercury Nickel Potassium Silver Sodium Tin Zinc Thank you :D. Metal salts of nitric acid are generally very soluble in water except gold, platinum group metals, Al, Ti, Cr, and Zr. The ease with which a metal reacts is known as its activity. Given the general equation: acid + metal ---> salt + water So, the only difference between a reaction with a metal and hydrochloric acid or sulfuric acid is the salt formed, a chloride and a. Hydrochloric acid also reacts with many metals, liberating hydrogen. However, assuming there is a reaction, the acid will dissolve the metal to produce the metal salt of that acid; at the same time it will produce hydrogen gas. The corresponding reactions with dilute hydrochloric acid also give the aquated Al(III) ion. Place one or two drops of hydrochloric acid, HCl, onto the magnesium metal. Iron plus copper (II) sulfate. The reaction is much less violent than similar reactions for the alkali and alkaline earth metals It is a common way of creating small amounts of hydrogen for use in a lab. 20 describe the laboratory preparation of carbon dioxide from calcium carbonate and dilute hydrochloric acid The reaction between any metal carbonate and an acid will form carbon dioxide. Aluminum metal reacts with hydrochloric acid to form hydrogen gas and an aluminum chloride solution. The higher the concentration of the acid the slower the reaction did not take place. Examples of acid + metal reactions:. The reaction between magnesium metal and hydrochloric acid is suitable for this particular experiment. Hydrochloric acid makes a metal chloride. Metal + Non-oxidizing Acid Reactions Key Concepts. Hydrochloric acid has a distinctive pungent smell. Copper compounds exhibit aquati c toxicity. The following lab was an acid-base neutralizing titration. burns quite readily. remove metal salt deposits. As an monoprotic acid and one of the six common strong mineral acids it is the least likely to be subject. Aim: To investigate the reactions of various metals with Hydrochloric Acid. The acid will be hydrochloric acid. To determine the enthalpy changes of reaction for some reactive metals, with hydrochloric acid. A metal is considered more active than hydrogen if it will react with acids. Electrons are not tightly held in many metals, that is why metals conduct electricity. When metals react with acids, bubbling is observed which is the hydrogen being produced. You will start to see gasses bubble up and the excess hydrogen chloride gas come out through the top of. In this experiment, you will investigate the reactions of four common acids (acetic acid, hydrochloric acid, sulfuric acid, and nitric acid). HCl is polar covalent compound due to the difference in. The reaction of sodium thiosulfate and hydrochloric acid generates sulfur dioxide gas, which is a skin and eye irritant. metal hydrides) - reaction may produce extremely flammable hydrogen gas, heat and fire. Even though the metals may be in the same period, how it reacts to the water or hydrochloric acid depends on the type of metal. Procedure Place 2 mL of each of the following in separate dry test tubes: ethanol, 1-propanol, 2 -propanol, and orcinol. 100 mol) and a volume of aqueous hydrochloric acid that contains 0. 2 Al(s) + 6 HCl(aq) → 2 AlCl 3 (aq) + 3 H 2 (g). When an acid and a base react, they form a salt. The gas will be used to obtain pressure, volume and temperature data. The Reaction of Magnesium with Hydrochloric Acid In this experiment you will determine the volume of the hydrogen gas which is produced when a sample of magnesium reacts with hydrochloric acid. ' Any conservation of chloride-contaminated cupreous objects requires that the chemical action of the chlorides be inhibited either by removing the cuprous chlorides or converting them to harmless cuprous oxide. Five different metals are placed in hydrochloric acid in order to rank their reactivity. These metals are part of the alkali metal and alkaline earth metals, which are the two columns on the far left side of the periodic table. Like most acids, it releases hydrogen ions when it is added to water and certain metals, and has a pH of less than 7. Hydrochloric acid solution is corrosive to skin and eyes. Carefully pour the water into the sink. Revision Questions. ABSTRACT: A laboratory exercise for the education of students about thermal runaway reactions based on the reaction between aluminum and hydrochloric acid as a model reaction is proposed. In the laboratory iron(III) chloride is commonly employed as a Lewis acid for catalysing reactions such as chlorination of aromatic compounds and Friedel–Crafts reaction of aromatics. ? What is the balanced reaction? this is really confusing. Hydrogen gas, which may pose an explosion hazard, is generated upon reaction with. When completely dry, picric acid is explosive and may detonate upon shock or friction. This is the "acid test" used by geologists to identify carbonate containing rocks and minerals. The acid will be hydrochloric acid. EXPERIMENT 8: Activity Series (Single Displacement Reactions) PURPOSE a) Reactions of metals with acids and salt solutions b) Determine the activity of metals c) Write a balanced molecular equation, complete ionic equation, and net ionic equation for single. The reaction between hydrochloric acid and zinc Physical properties of metallic zinc. Activity 4 in this program has an abbreviated set of metals with HCl (aq). Put hydrochloric acid into the test tube to about 1cm deep. The reaction produces a gas, so the reaction rate can easily be determined by measuring the amount of gas released as the reaction proceeds. ZnSO 4 is entirely different in chemical composition and chemical properties than Zn and H 2 SO 4. acid ⇨ Metal salt + Hydrogen Reaction of sodium metal with dilute acid: Sodium metal gives sodium chloride and hydrogen gas when react with dilute hydrochloric acid. In this activity we use a set of controlled experiments with hydrochloric acid to place some common metals in a reactivity series. Even though hydrogen is a nonmetal, it can also behave like a metal under certain conditions. The concentration of hydrochloric acid can easily and safely be adjusted by adding water to the solution. This is the “acid test” used by geologists to identify carbonate containing rocks and minerals. When completely dry, picric acid is explosive and may detonate upon shock or friction. The Reaction of Metals with Dilute Acid. Last Lesson… METALS: The Physical Properties of Metals 2. Objective : Objectives in this lab are to verify the relationship between the number of moles of the reactant magnesium and moles of hydrogen product, to determine the molar volume of an ideal. Hydrogen Chloride Gas and Hydrochloric acid 1. Sodium is the most reactive because it is 1 electron from having a full valence energy level. However, calcium reacts with hydrochloric acid to give calcium chloride which is readily soluble in water, and hydrogen, being a typical reaction of relatively active metals with acids. ' Any conservation of chloride-contaminated cupreous objects requires that the chemical action of the chlorides be inhibited either by removing the cuprous chlorides or converting them to harmless cuprous oxide. The reactivity of metals with hydrochloric acid depends on the electrochemical series. Sodium thiosulfate solution is a body tissue irritant. Non-carbonate minerals, especially silicates will not react to HCl. In this investigation, you will predict the mass of hydrogen gas produced by a given amount of reactants, then measure the amount, and compare them. Incompatible Materials Metals, Strong oxidizing agents, Bases, sodium hypochlorite, Amines, Fluorine, Cyanides,. Matter is composed of submicroscopic particles called atoms. a) What are the products of the chemical reaction that occurs when zinc metal is added to an aqueous solution of Hydrochloric acid? b) Write the chemical equation that represents this reaction? c) Write a procedure that explains how you would collect the gas produced from this reaction in the laboratory. Introduction:. A strong mineral acid, concentrated hydrochloric acid is highly reactive with strong bases, metals, metal oxides, hydroxides, amines, carbonates and other alkaline materials. Question:Why don't bases react with metals while acids do? Answers:Using the Lewis theory of acids and bases, an acid is an electron pair acceptor, while a base is an electron pair donor. Hydrochloric acid and iron oxide ---> iron chloride and water 6HCl + Fe 2 O 3---> 2FeCl 3 + 3H 2 O. The reaction between hydrochloric acid and zinc Physical properties of metallic zinc. Hydrochloric acid + baking soda experiment. In Part 5: Reaction of Zinc metal with aqueous Hydrochloric acid, students can be gunshy about working with the acid. This means that the reactivity is a basic property of the metal rather than the other chemical. Na2CO3 + 2HCl ---> 2NaCl + H2O + CO2. Using a calibrated burette, the initial volume of the titrant is recorded. Zinc reacts with dilute sulphuric acid to produce hydrogen gas (H 2) and zinc sulphate. com GCSE CHEMISTRY METALS & THE REACTIVITY SERIES High Demand Questions QUESTIONSHEET 2 Small pieces of four different metals were placed in identical amounts of hydrochloric acid. The acid will be hydrochloric acid. 3 mm Hg D) 760. Reactions with dilute hydrochloric acid All the metals react with dilute hydrochloric acid to give bubbles of hydrogen and a colourless solution of the metal chloride. Secondly, for safety precaution, magnesium ribbon is a flammable solid. The student who works with the Hydrochloric Acid will use gloves. Mixing baking soda, or NaHCO3, with hydrochloric acid, or HCl, results in table salt, NaCl, as well as water, H2O, and carbon dioxide, CO2. Sodium is the most reactive because it is 1 electron from having a full valence energy level. What mass of H 2 (g) is produced from the reaction of 0. Since citric acid is a weaker organic acid, it does not corrode iron rapidly. Ask students to analyze the graph for the two data points for the reactions of 0. In this experiment, you will investigate the reactions of four common acids (acetic acid, hydrochloric acid, sulfuric acid, and nitric acid). Solid picric acid or picric sulfonic acid may be stored with dry solids, but should be checked regularly for dryness. The reaction between magnesium and hydrochloric acid produces magnesium chloride and hydrogen gas, Mg (s) + 2 HCl (aq) MgCl 2 (aq) + H 2. I will be finding out if the activation energy changes depending. YOUNG Department of Chemistry and Laboratory for Nuclear Science, Massachusetts Institute of Technology, Cambridge 39, Mass. Identification of an Unknown Metal the graduated cylinder as gas is evolved, so watch the apparatus carefully, and make the proper adjustments if need be. Put hydrochloric acid into the test tube to about 1cm deep. We entered the experiment with the knowledge that metals have a luster, are malleable, and conduct electricity, nonmetals are usually dull, brittle, and do not conduct electricity, and metalloids have. and Neutralization Reaction (4 Lab Lessons) Background. The observations of the reactivity series of metals reacting with water, metals reacting with hydrochloric acid and metal displacement reactions are described and tabulated below. The reaction is represented by the equation Mg (s) + 2HCl (aq) -> MgCl 2 (aq) + H 2 (g). By using molar ratios from the balanced chemical equation you will be able to predict the amount of carbon dioxide that will form. The goal of this experiment is to introduce you to several classes of chemical reactions: oxidation/reduction, precipitation, decomposition and acid/base neutralization. What is formed in these reactions? Are the products of these reactions of any use?. Describe the metal. Perform this demonstration in a well-ventilated lab only. Record the mass of the zinc every 30 seconds for 3 minutes. Note that metal shelves and other metal items used to handle sodium azide (i. To get magnesium to react with water requires the water to be hot. 99+ pure gold. ) Aluminum plus iron (II) oxide. To acquire an understanding of limiting reactants. Hydrochloric Acid Revision Date 25-Apr-2019 Stability Stable under normal conditions. 1)Is it correct to say that we use dilute acid,not concentrated acid because the reaction can take place with dilute acid & will be too vigorous if we use concentrated acid?. Incompatible with materials such as cyanides, sulfides, sulfites, and formaldehyde. Sulphuric acid makes a metal sulphate. HANDLE WITH CARE. THE REACTIONS OF METAL WITH ACIDS LAB: Aluminium (powder), manganese, lead, iron, zinc, copper and tin are reacted with both hydrochloric acid and sulphuric acid (H2SO4) and then used a wooden splint to light the inside of the test tube reaction. This file has the activity series of metals. HCl must be used in the fume. It all depends on what is reacting with what. I hope this was helpful. Practical Techniques. HYDROCHLORIC ACID is an aqueous solution of hydrogen chloride, an acidic gas. We entered the experiment with the knowledge that metals have a luster, are malleable, and conduct electricity, nonmetals are usually dull, brittle, and do not conduct electricity, and metalloids have. 6), Use in Specific Populations ( 8. phenylamine (aniline), thiocarbamide and β-naphthol as corrosion inhibitors. I can't draw the structure here but let R be the main group (benzene ring with an ester), and it has the free NH2 on it also. This is a well-tried standard class experiment often used in the introductory study of acids to establish that this behaviour is a characteristic property of acids. General Chemistry Lab #1. The effervescence using vinegar usually requires a hand lens for clear observation and is only observable with carbonate minerals that have a strong reaction with hydrochloric acid. 70 mole of magnesium and 3. Therefore, hydrochloric acid must be carefully handled and stored, with this hazard in mind. When I see this I explain that the acid is a weaker mixture of the same acid in their stomach. Perform the following reactions, and record your observations for each in your laboratory notebook. Hydrochloric acid reacts violently with alkalis, with the evolution of a large amount of heat. Some of the gas bubbles lifted the filings to the surface of the acid, escaped and let the filings sink to the bottom - this repeated itself several times. How does its arrangement compare to the series you have developed? Based on the reactivity series above, what reaction would you expect to occur if:. Cr and Mn reactions Aqueous Equilibria and Chemical. The Reactivity of Magnesium Metal With Hydrochloric Acid: Demonstration of the Ideal Gas Law Introduction When metals react with each other, they form a salt and release hydrogen gas. Metal salts of nitric acid are generally very soluble in water except gold, platinum group metals, Al, Ti, Cr, and Zr. In this activity we use a set of controlled experiments with hydrochloric acid to place some common metals in a reactivity series. Measurement of the enthalpy of neutralization (the heat evolved in an acid-base reaction) of a strong acid with a strong base. Hydrochloric acid + baking soda experiment. This is a well-tried standard class experiment often used in the introductory study of acids to establish that this behaviour is a characteristic property of acids. Reacts with sulfides, carbides, borides, and phosphides to generate toxic or flammable gases. You will be given 5 different metals. It will be necessary to measure the calorimeter constant of the calorimeter before we can do this. What is the pressure of dry hydrogen gas if the vapor pressure of water at 25°C is 23. Put 50 mL of 6. Nitric acid reacts with copper and produces different products according to its. We also predict that reaction of powdered Magnesium metal with highest concentration of hydrochloric acid will take the shortest duration of reaction. A constant amount of excess HCl is reacted with varying amounts of. For example. Please, does calcium carbonate have precipitate make sure you understand the lab numbers and ask lots of questions and be proactive about it. Net Ionic Equation: 4. Reactivity of Metals with HCl: Creating an Experimental Activity Series. The class will be broken up into 8 groups. One type of single replacement reaction is the replacement of hydrogen in acids by active metals, producing. molarity are much more reactive than weak acids of the identical molarity and therefore have greater corrosive effects. Oxygen plus hydrogen iodide. magnesium, zinc and copper). Many metals react with acids to form salts. 201-202) Purpose: To compare the reactivity of metals in acid and water. Incompatible Materials Metals, Strong oxidizing agents, Bases, sodium hypochlorite, Amines, Fluorine, Cyanides,. 035) is usually called dilute hydrochloric acid. By using molar ratios from the balanced chemical equation you will be able to predict the amount of carbon dioxide that will form. To investigate the rate of reaction between Calcium Carbonate (CaCO3) and Hydrochloric Acid (HCl) by changing the molarity of the acid and measuring how much time it took for reacting in each test. The reaction between an acid and a base is called Neutralisation. Carbonate minerals such as calcite tend to fizz or efferves when tested with Hydrochloric Acid (HCl). Molar Volume of a Gas Determined via a Reaction between Magnesium and Hydrochloric Acid Kristopher Nelson, Irondale High School, New Brighton, MN. The "aqueous. Wear chemical splash goggles, chemical-resistant gloves, and a chemical-resistant apron. Industry uses this same method to produce a wide range of salts and products. If properly double contained, dry solids can be stored with metal hydrides. The hydrochloric acid was added by using a dropper, and we were told to stop once the baking soda had stopped bubbling. The experiment I did was I filled a buret with 30 mL of 4M HCl and filled in the rest of the buret with distilled water. In this experiment, you will use the reactions of aluminum and zinc with hydrochloric acid to determine the atomic mass of one of these metals and to find the composition of an aluminum. Then, I tipped the buret over (with my finger over the end) and placed the buret over a piece of magnesium ribbon in a beaker of water, only allowing my finger to be removed after the mouth of the buret was under water. What indicated that a chemical reaction took place when zinc and hydrochloric acid were combined? When zinc and hydrochloric acid were combined, zinc turned black and hydrogen bubbles were released. Hydrochloric acid reacts violently with alkalis, with the evolution of a large amount of heat. The video includes a discussion of writing balanced equations for all the observed reactions. Hydrochloric Acid + Zinc Reaction 1. The investigation also focuses on the biological aspect of hydrochloric acid, specifically in the human stomach. The process included observing appearance, conductivity, crushing, reactivity with copper (II) chloride, and reactivity with hydrochloric acid. The Reactivity Series. While our bodies naturally make HCL, hydrochloric acid is also a synthetically made chemical compound that is used in numerous laboratory and industrial settings. The metal which are present above to the hydrogen in that series easily reduce hydrochloric acid i. Such a reaction is best carried out in the lab under a fume hood and using small pieces of calcium metal & dilute acid, as large pieces can produced sufficient h. It all depends on what is reacting with what. Hydrochloric acid fumes are very corrosive and may lead to lung damage. In this experiment you will react a known mass of an unknown metal with aqueous hydrochloric acid according to Equation 2, where M stands for the unknown metal. For safety, always ventilate the area and use a commercial cleaner containing hydrochloric acid rather than handling it. 2:37 describe the reactions of hydrochloric acid, sulfuric acid and nitric acid with metals, bases and metal carbonates (excluding the reactions between nitric acid and metals) to form salts; 2:38 know that metal oxides, metal hydroxides and ammonia can act as bases, and that alkalis are bases that are soluble in water. All students wear goggles. The Rate of Reaction Of Metals with Acids Introduction In this investigation I will be looking at the rate of reaction between a metal, which will be magnesium ribbon, and an acid. Remember: Acids Bases - Hydrochloric Acid - Sodium Hydroxide - Acetic Acid - Calcium Hydroxide. You only need about 20 mL of dilute hydrochloric acid (about 2 molar). The volume of the hydrogen gas produced will be measured at room temperature and pressure. The process is completed by placing the material in lined tanks filled with hydrochloric acid (HCl). This is exactly how indigestion medicines works - it contain chemicals that react with and neutralise excess stomach acid. Apparatus: 1 cm Magnesium ribbon 2 – 3 pieces of Zinc 2 – 3 pieces of Chromel wire 2 Iron staples 1 cm Aluminium wire 1 cm Tin foil Scissors 7 test tubes Test tube rack Concentrated Hydrochloric Acid (conc. Reaction of Magnesium with Hydrochloric Acid. Fe, Cu and Ca can also be difficult and hydrochloric acid is sometimes added to help their dissolution. F) Place a small piece of magnesium metal, Mg, in square 3 on the appropriate section of the data grid. Good as a starter/plenary. Reactivity of. Alkaline metals, the first group in the periodic table, like lithium, Alkaline Earth Metals. Calcium was the most easily oxidized, while copper was least reactive. An equation for the reaction is (Is it balanced? If not, try to balance the equation. Aluminum metal reacts with hydrochloric acid to form hydrogen gas and an aluminum chloride solution. Write a balanced equation for the dissolution of gold in aqua regia. The Reactivity Series. , Nurjhan, N. In this experiment, you will use the reactions of aluminum and zinc with hydrochloric acid to determine the atomic mass of one of these metals and to find the composition of an aluminum. Note that metal shelves and other metal items used to handle sodium azide (i. Half-fill a medium-sized test tube with 6M hydrochloric acid. Nitric acid reacts with copper and produces different products according to its. When I see this I explain that the acid is a weaker mixture of the same acid in their stomach. Acids are sources of hydrogen ions, H+ or H3O+. Industry uses this same method to produce a wide range of salts and products. Metal salts of nitric acid are generally very soluble in water except gold, platinum group metals, Al, Ti, Cr, and Zr. You will have iron, aluminium, copper, magnesium, and zinc. Note: The aluminum metal has an oxide coating on its surface. Apparatus: 1 cm Magnesium ribbon 2 – 3 pieces of Zinc 2 – 3 pieces of Chromel wire 2 Iron staples 1 cm Aluminium wire 1 cm Tin foil Scissors 7 test tubes Test tube rack Concentrated Hydrochloric Acid (conc. , Perriello, G. Hydrogen gas is conveniently generated in the lab by the reaction of zinc metal with hydrochloric acid. Aim: To examine the reactivity of metals with dilute hydrochloric acid. Use the hammer to break larger pieces. Although this is not for assessment purposes, if you do not have time to do it in class, we encourage you to encourage or get your learners to do it as a homework activity. The other ion formed is Cl−, the chloride ion. Hydrochloric acid's fumes have an acid, penetrating odour. The "aqueous. My aim in this piece of work is to see the effect of temperature on the rate of a reaction in a solution of hydrochloric acid containing sodium thiosulphate. Approximately 500 pounds of corrugated stainless steel with platinum coating was inserted into a HCl leaching bath. The alkaline earth metals, the second group in the periodic table, Other Metals. Hydrochloric acid solution is corrosive to skin and eyes. Examples of acid + metal reactions:. CHEM 1103 - Evaluation of the Gas Law Constant. Materials: 5 test tubes, dilute hydrochloric acid, magnesium, zinc, iron, lead, copper. remove metal salt deposits. Prepare the seven pieces of magnesium metal. Group IIA element are not as reactive with water. Matter is composed of submicroscopic particles called atoms. Metals may be covered with a layer of oxide - use sandpaper to clean the piece of metal. For example. Get an answer for 'What is the reaction of acids with metals and carbonates?' and find homework help for other Science questions at eNotes Acid reaction with salts Hydrochloric acid is. Reactivity with Metals and Hydrochloric Acid Computer Simulation. Be mindful of Laboratory Safety Rules at all times. acid ⇨ Metal salt + Hydrogen Reaction of sodium metal with dilute acid: Sodium metal gives sodium chloride and hydrogen gas when react with dilute hydrochloric acid. Benzocaine has a free amine group and so can be protonated with HCl. The purpose of this lab was to test the reactivity of certain metals, then create an activity series demonstrating the metals' tendencies to be oxidized. There are tutorials on the site to help with writing formulae. Metals to the right of hydrogen in the electrochemical series, such as copper, silver and gold, do not react. The volume of the hydrogen gas produced will be measured at room temperature and pressure. Reactivity Of Metals With Hydrochloric Acid Lab.