Question

Match Column A with Column B.
Column A
Column B
(i) Causes hardness in water
A. Calcium oxide
(ii) Causes ozone depletion
B. Concentrated sulphuric acid
(iii) Dehydrating agent
C. Magnesium bicarbonate
(iv) Causes acid rain
D. Chlorofluorocarbon
(v) Drying agent
E. Nitrogen dioxide​

Answer 1

Answer:

A)Calcium oxide- i)Causes hardness in water.

B)Concentrated Sulphuric acid - iii)Dehydrating agent.

C)Magnesium carbonate - v)Drying agent.

D)Chlorofluorocarbons - ii)Causes ozone depletion.

E)Nitrogen dioxide - iv)Causes acid rain.

Answer 2

Answer:   The answers are :-                                                                      A)Calcium oxide-                         Causes hardness in water.

B)Concentrated Sulfuric acid -    Dehydrating agent.

C)Magnesium carbonate -           Drying agent.

D)Chlorofluorocarbons -              Causes ozone depletion.

E)Nitrogen dioxide -                     Causes acid rain.

Explanation: