Question

Fill in the blanks.
1. Carbon dioxide gas turns limewater
2. Iron filings on heating with sulphur form iron
8. Burning of petrol is a chemical change.
and
Crystals of a substance are obtained from its alt
are necessary for rusting.
solution.​

Answer 1

Answer:

1. Carbon Dioxide gas turns milk water to limewater and hence it is true

2. Don't Know

8. Yes it's a chemical change

True

Water, Air