MEDIUM
10th Bihar Board
IMPORTANT
Earn 100

The chemical formula of Gypsum is 
 

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Important Questions on Acids, Bases and Salts

HARD
10th Bihar Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 2 - Acids, Bases and Salts>Bihar Board-2020>Q 17

Name the sodium compound which is used for softening hard water. 

HARD
10th Bihar Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 2 - Acids, Bases and Salts>Bihar Board-2020>Q 18
What is the chemical name of baking soda? Write its preparation, properties and uses.