Question

True/False
1. The formula of sodium bicarbonate is Na2Coz3.
2. Nitrogen dioxide has reddish brown colour.
3. When crystals of copper carbonate are decomposed, residue left is black.
4. Sodium doesn't react with water.
5. CuSO4, 5H20 is a crystalline compound.
WRITE TRUE OR FALSE​

Answer 1

Explanation:

True

False

False

True

False

I hope it may help to you

Answer 2

Answer:

1st true

2nd true

3rd true

4th false

5th false