Balance the following equations:-
a) hydrogen reacts with chlorine to give hydrogen chloride gas
b) zinc reacts with sulphuric acid to form zinc sulphate and hydrogen gas
c) dilute sulphuric acid reacts with aluminium powder to form aluminium sulphate and hydrogen gas
d) carbon dioxide is passed through lime water to give calcium carbonate and water
e) dilute hydrochloric reacts with sodium carbonate to form NaCl , water and carbon dioxide

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Solution

Balanced equation for the above reactions are as follows:
1. H₂ + Cl₂-----> 2 HCl
2. Zn + H₂SO₄ ----> ZnSO₄ + H₂
3. 2Al + 3H₂SO₄ ------> Al₂(SO₄)₃ + 3H₂
4. CO₂ + H₂CO₃ -------> CaCO₃ + H₂O
5. 2 HCl (dil.) + Na₂CO₃ -------> 2NaCl + CO₂ + H₂O

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Similar questions

Write a balanced chemical equation for each of the following :

1. Carbon disulphide burns in air to give carbon dioxide and sulphur dioxide.

2. Calcium hydride reacts with water to form calcium hydroxide and hydrogen gas.

3. Methyl alcohol burns in air to form carbon dioxide and water.

4. Liquid hydrogen peroxide decomposes to give water and oxygen gas.

5. Aluminium hydroxide reacts with sulphuric acid to give ammonium sulphate and water.

6. Aluminium sulphate solution reacts with sodium hydroxide to form a precipitate of aluminium hydroxide.

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

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

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

(d) Potassium metal reacts with water to give potassium hydroxide and hydrogen gas.

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