Question

Write the chemical formulae :

i) Sodium carbonate

ii) Potassium permanganate

iii) Calcium nitride

iv) Zinc sulphate​

Answer 1

1. Sodium carbonate - Na2 CO3

2. Potassium permanganate - KMnO4

3. Calcium nitride - Ca3N2

4. Zinc sulphate - ZnSO4

Answer 2

Answer:

1) sodium carbonate - Na2 Co3

2) potassium permanganate - KMnO4

3) calcium nitride- ca3N2

4) zinc sulphate - Znso4