Reactions of metals with dilute acids When a metal reacts with a dilute acid , a salt and hydrogen are formed. Which statements about metal X are correct? Which of the following reacts with cold water vigorously? For example, magnesium reacts rapidly with dilute hydrochloric acid: Cast Iron should react with both concentrated and dilute Sulfuric acid to produce an aqueous solution of Iron (II) Sulfate. Could someone tell me: 1. Magnesium being an active metal liberates dihydrogen gas as it is allowed to react with dilute H C l.Thus all the given metals react with dilute acids. A. I know that with dilute hydrochloric acid Iron (II) chloride is formed. 23 Metal X lies between zinc and iron in the reactivity series. 2 It does not react with steam but will produce hydrogen with dilute acid. Concentrated nitric acid, HNO 3, reacts on the surface of iron and passivates the surface. Which one of the following metals does not react with dilute hydrochloric acid? Learn more about such concept. Since both conc. A imparts a deep golden yellow colour to a smokeless flame. Some metals reacts vigorously with dilute sulfuric acid or hydrochloric acid for example, potassium, sodium, lithium and calcium. These elements include lithium, potassium, calcium, sodium, magnesium, aluminum, zinc, iron and lead. Iron metal dissolves readily in dilute sulphuric acid in the absence of oxygen forming Fe(II) ions and H 2. (a) magnesium (b) aluminium (c) iron (d) copper. Does Iron react differently with dilute and concentrated hydrochloric acid? D reacts with this solution of C and produces the same gas B on warming. Sulfate salts and chloride salts are formed when metals react with dilute sulfuric acid and hydrochloric acid. B. I read on the internet that with concentrated hydrochloric acid Iron reacts to form Iron (III) Chloride. Reaction of iron with air. Place about 5cm depth of the acid in each of the five test tubes; Place a small piece of each of the three metals above. Iron sulfide - FeS; Sulfuric acid - When the above-mentioned reactants interacts, the following chemical reaction occurs: Due to the double displacement reaction, the reaction between iron sulfide and dilute sulfuric acid leads to the formation of Ferrous sulfate and hydrogen sulfide gas. 8. 1 It reacts with steam to produce hydrogen gas. (a) … When a substance A reacts with water, it produces a combustible gas B and a solution of substance C in water. H2SO4 will produce FeSO4 (aq) which is what your aiming for, you might as well use dilute since you will not have to deal with the Sulfur Dioxide gas being produced in the reaction. Metals to the right of hydrogen in the electrochemical series, such as copper, silver and gold, do not react. 1) This one involves using gaseous hydrogen chloride which reacts with solid iron to form solid iron(II) chloride and hydrogen gas (anhydrous means without water). and dil. Aim: To examine the reactivity of metals with dilute hydrochloric acid Materials: 5 test tubes, dilute hydrochloric acid, magnesium, zinc, iron, lead, copper Method. Most of the metals such as A l, C u, F e etc. Iron reacts with oxygen, O 2, forming Fe(II) and Fe(III) oxides. reacts with dilute acids to produce hydrogen gas but magnesium is an exception. 3 The metal can be obtained from its oxide by heating strongly with charcoal. Metals to the left of hydrogen in the electrochemical series react with hydrochloric acid. Share Tweet ... With cold con­cen­trat­ed sul­fu­ric acid, such met­als as iron and alu­minum do not re­act, as they are cov­ered with an ox­ide film. 7. Metals generally react with dilute acids to produce hydrogen gas. M g + 2 H C l → M g C l 2 + H 2 Sulfuric acid and reactions with it Sulfuric acid and reactions with it Chemical properties of sulfuric acid. 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