MEDIUM
7th CBSE
IMPORTANT
Earn 100

Litmus is a dye which is extracted from .
(Blue, natural, neutral, indicators, lichens)

90.32% studentsanswered this correctly

Important Questions on Acids, Bases and Salts

EASY
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 8 - Acids, Bases and Salts>EXERCISES>Q II

Substances that are neither acidic nor basic are _____.

( Blue, natural, neutral, indicators, lichens )

EASY
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 8 - Acids, Bases and Salts>EXERCISES>Q II

Base turns red litmus _____.

(blue, natural, neutral, indicators, lichens)

EASY
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 8 - Acids, Bases and Salts>EXERCISES>Q II

_____ are the substances that are used to test the nature of a substance. 

(Blue, natural, neutral, indicators, lichens)

MEDIUM
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 8 - Acids, Bases and Salts>EXERCISES>Q III
Nitric acid is used in explosives. 
EASY
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 8 - Acids, Bases and Salts>EXERCISES>Q III
Sodium nitroxide is also known as caustic soda.
EASY
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 8 - Acids, Bases and Salts>EXERCISES>Q III
Orange juice is sour in taste due to presence of citric acid. 
EASY
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 8 - Acids, Bases and Salts>EXERCISES>Q III
Sodium hydroxide is found in lemon 
EASY
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 8 - Acids, Bases and Salts>EXERCISES>Q III
Lactic acid is found in curd.