When a metal X is treated with a dilute acid Y a gas Z is evolved. Fin

1.	When a metal X is treated with a dilute acid Y a gas Z is evolved. Find X Y and Z.1) Name two acid which behaves like acid Y2) Is reaction endothermic or exothermic3) Is gas Z lighter or heavier than air?
Answer» 1) The acids are -- (i) Hydrochloric acid (HCl) (ii) Sulphuric acid (H₂SO₄) 2) Exothermic. 3) The gas Z is lighter than air.

When a metal X is treated with a dilute acid Y a gas Z is evolved. Find X Y and Z.1) Name two acid which behaves like acid Y2) Is reaction endothermic or exothermic3) Is gas Z lighter or heavier than air?

Answer»

1) The acids are --

(i) Hydrochloric acid (HCl)

(ii) Sulphuric acid (H₂SO₄)

2) Exothermic.

3) The gas Z is lighter than air.

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When a metal X is treated with a dilute acid Y a gas Z is evolved. Find X Y and Z.1) Name two acid which behaves like acid Y2) Is reaction endothermic or exothermic3) Is gas Z lighter or heavier than air?

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