Question

Jagdish took a few pieces of zinc in a test tube and added dilute sulphuric acid to it. He will observe that
(a) Zinc dissolve and produces carbon dioxide and it is chemical change.
(b) Zinc dissolve and it is a physical change.
(c) Zinc dissolves and produces H2 gas and it is a chemical change.
(d) H2 gas is evolved and it is a physical change.
ans in description ​

Answer 1

Answer:

Jagdish took a few pieces of zinc in a test tube and added dilute sulphuric acid to it. He will observe that

(a) Zinc dissolve and produces carbon dioxide and it is chemical change.

(b) Zinc dissolve and it is a physical change.

(c) Zinc dissolves and produces H2 gas and it is a chemical change

Answer 2

Explanation:

d) H2 gas is evolve and it is a physical change.