Question

iron salt and water produced​

Answer 1

Explanation:

ron salt and water are produced.

4. What is a balanced chemical equation? Why should chemical equation

balanced?

5. Translate the following statements into chemical equations and then balance

(a) Hydrogen gas combines with nitrogen to form ammonia.

(b) Hydrogen sulphide gas burns in air to give water and sulpur dioxide.

(c) Barium chloride reacts with aluminium sulphate to give aluminium chi

and a precipitate of barium sulphate.

(d) Potassium metal reacts with water to give potassium hydroxide and hyd

gas.

6. Balance the following chemical equations.

(a) HNO, + Ca(OH)2 Ca(NO3), +H2O

(b) NaOH + H2SO4 Na SO + H2O

(c) NaCl + AgNO, → AgCl + NaNO,

(d) BaCl, +H,SO, BaSO, + HCI

7. Write the balanced chemical equations for the following reactions

Answer 2

$\sf \: \: \: \: { \: }^{ \large \: 2NaCl} + { \: }^{ \large H} {2}^{ \large O} → 2HCl + NaO$