Foundation Science Chemistry FOR CLASS 10>Chapter 6 - Compounds of Common Use>EXERCISES>Q 4

MEDIUM

10th CBSE

IMPORTANT

Earn 100

What are the different uses of washing soda?

Important Questions on Compounds of Common Use

HARD

10th CBSE

IMPORTANT

Foundation Science Chemistry FOR CLASS 10>Chapter 6 - Compounds of Common Use>EXERCISES>Q 5

Describe the principle for the manufacture of washing soda from common salt. How does washing soda react with the following?
(a) H₂SO₄
(b) CO₂

HARD

10th CBSE

IMPORTANT

Foundation Science Chemistry FOR CLASS 10>Chapter 6 - Compounds of Common Use>EXERCISES>Q 6

What is baking soda? How is it obtained from sodium chloride? Mention any two uses of baking soda.

HARD

10th CBSE

IMPORTANT

Foundation Science Chemistry FOR CLASS 10>Chapter 6 - Compounds of Common Use>EXERCISES>Q 7

A white amorphous powder is widely used in textile industry and as a disinfectant. What can it be? Give the principle of its preparation on a large scale. How does it react with the following substances?

(a) $HCl$

(b) ${COCl}_{2}$ solution

(c) Acidified aqueous solution of $KI$