EASY
Earn 100

Describe the process of preparing baking soda.
Important Questions on Compounds of Common Use

HARD
Column I | Column II | ||
(a) | (i) | Used for disinfecting water | |
(b) | (ii) | Used in soda-acid fire extinguishers | |
(c) | (iii) | Used for removing permanent hardness of water | |
(d) | (iv) | Used for making toys, materials for decoration |

HARD

HARD

EASY

MEDIUM

EASY

HARD

EASY

MEDIUM

MEDIUM

MEDIUM


EASY


EASY

HARD


HARD


