MEDIUM
10th CBSE
IMPORTANT
Earn 100

A student observed that the colour of pH paper changed to green when she dipped it in water. She added a few drops of concentrated hydrochloric acid to the water. The colour of pH paper would turn to 

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Important Questions on Acids, Bases and Salts

EASY
10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 2 - Acids, Bases and Salts>PRACTICAL SKILL BASED MCQs>Q 9
The two colours seen at the extreme ends of the pH chart are
EASY
10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 2 - Acids, Bases and Salts>PRACTICAL SKILL BASED MCQs>Q 10
What is the name of acid present in vinegar?
EASY
10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 2 - Acids, Bases and Salts>PRACTICAL SKILL BASED MCQs>Q 11
A student tested the pH of distilled water and found that the colour of the pH paper changed to green. He checked the pH again after dissolving a pinch of common salt in it. The colour of the pH paper this time was 
MEDIUM
10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 2 - Acids, Bases and Salts>PRACTICAL SKILL BASED MCQs>Q 12
Bottle A contains oxalic acid and bottle B contains sodium carbonate solution. When pH paper is dipped in each of the solutions, the colour seen in A and B respectively be
MEDIUM
10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 2 - Acids, Bases and Salts>PRACTICAL SKILL BASED MCQs>Q 13
On adding sodium bicarbonate to acetic acid, you immediately
MEDIUM
10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 2 - Acids, Bases and Salts>PRACTICAL SKILL BASED MCQs>Q 14
A student dropped some pieces of marble in dilute HCI in a test tube. The gas evolved was passed through limewater. What change would be observed in limewater?
EASY
10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 2 - Acids, Bases and Salts>PRACTICAL SKILL BASED MCQs>Q 15
An aqueous solution of a salt turns red litmus blue. What would be the pH of that salt? 
EASY
10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 2 - Acids, Bases and Salts>PRACTICAL SKILL BASED MCQs>Q 16
The two colours seen at the extreme ends of the pH chart are