EASY
10th Bihar Board
IMPORTANT
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What is the chemical formula for marble?

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Important Questions on Acids, Bases and Salts

EASY
10th Bihar Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 2 - Acids, Bases and Salts>Bihar Board-2019>Q 10
Within which pH range our body works
MEDIUM
10th Bihar Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 2 - Acids, Bases and Salts>Bihar Board-2019>Q 11
Why do acids not show acidic behaviour in the absence of water?
MEDIUM
10th Bihar Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 2 - Acids, Bases and Salts>Bihar Board-2020>Q 12

 The pH value of an acid is 

 

MEDIUM
10th Bihar Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 2 - Acids, Bases and Salts>Bihar Board-2020>Q 13
The molecular formula of washing soda is
MEDIUM
10th Bihar Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 2 - Acids, Bases and Salts>Bihar Board-2020>Q 14
Bee-sting leaves an acid that causes pain and irritation. The acid is_____.
EASY
10th Bihar Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 2 - Acids, Bases and Salts>Bihar Board-2020>Q 15

Tartaric acid is found in which one of the following? 

MEDIUM
10th Bihar Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 2 - Acids, Bases and Salts>Bihar Board-2020>Q 16
The chemical formula of Gypsum is 
 
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.