Question

I
Q.3 Write 'T' for true and 'F' for false statements.
(i) A mixture of salt and alum is separated by sieving.


(ii) Atoms can not exist alone.


(iii) Crystallization is a method for obtaining ultra pure crystals.

(iv) Air is matter.


T ya F please ans me​

Answer 1

the answers to this question is

1. false
2. true
3. true
4. false

Answer 2

Answer:

1. false

2.true

3.true

4.False