How is bleaching powder prepared?

Important Questions on Materials of Common Use

EASY

10th Manipur Board

IMPORTANT

Science for Class 10>Chapter 7 - Materials of Common Use>EXERCISES>Q 9

How does bleaching powder decompose in moist air?

EASY

10th Manipur Board

IMPORTANT

Science for Class 10>Chapter 7 - Materials of Common Use>EXERCISES>Q 10

Give the important use of bleaching powder.

MEDIUM

10th Manipur Board

IMPORTANT

Science for Class 10>Chapter 7 - Materials of Common Use>EXERCISES>Q 11

Give a method of obtaining sodium hydrogen carbonate.

MEDIUM

10th Manipur Board

IMPORTANT

Science for Class 10>Chapter 7 - Materials of Common Use>EXERCISES>Q 12

What happens when ${\mathrm{NaHCO}}_3$ reacts with dilute $\mathrm{HCl}$?

MEDIUM

10th Manipur Board

IMPORTANT

Science for Class 10>Chapter 7 - Materials of Common Use>EXERCISES>Q 13

What is salt cake?

MEDIUM

10th Manipur Board

IMPORTANT

Science for Class 10>Chapter 7 - Materials of Common Use>EXERCISES>Q 14

Describe Solvay process.

MEDIUM

10th Manipur Board

IMPORTANT

Science for Class 10>Chapter 7 - Materials of Common Use>EXERCISES>Q 15

What is the colour of anhydrous copper sulphate?

EASY

10th Manipur Board

IMPORTANT

Science for Class 10>Chapter 7 - Materials of Common Use>EXERCISES>Q 16

What are green vitriol and blue vitriol?