Question

7.A few granules of Zinc are added to a test tube containing hydrochloric acid.

a)Which is the gas formed by the reaction?

b)Which is the product formed when this gas is burnt in air?​

Answer 1

Answer-

7) a) The gas formed is H2(hydrogen gas)

   b) When the gas is burnt in air , a pale blue liquid is formed on condensation which is water (H2O).

hope the answers help u

Answer 2

Answer:

(a) Hydrogen Gas

(b) Water H2O