EASY
7th CBSE
IMPORTANT
Earn 100

Complete the analogies:
Physical change: :: chemical change: permanent

100% studentsanswered this correctly

Important Questions on Changes of Matter

MEDIUM
7th CBSE
IMPORTANT

Complete the analogies:

Oxide of iron (II) : _____ :: oxide of magnesium : MgO

MEDIUM
7th CBSE
IMPORTANT

Complete the analogies:

Saline water : salt in water :: soda water:_____ in water.

EASY
7th CBSE
IMPORTANT

Write P for physical change and C for chemical change.

You cut your hair

 

EASY
7th CBSE
IMPORTANT

Write P for physical change and C for chemical change.

Making a fruit and cornflakes mixture

MEDIUM
7th CBSE
IMPORTANT

Write P for physical change and C for chemical change.

Baking soda reacts with vinegar 

EASY
7th CBSE
IMPORTANT

Write P for physical change and C for chemical change.

Rotten food

EASY
7th CBSE
IMPORTANT

Write P for physical change and C for chemical change.

A piece of metal is bent in half

EASY
7th CBSE
IMPORTANT

Write P for physical change and C for chemical change.

Aspirin tablet is crushed into fine powder _____.