Question

Write the molecular formulae of: 1. Calcium hydroxide 2. Aluminium nitride 3. Iron (II) sulphate 4. Copper (II) carbonate 5. Zinc sulphite 6. Ammonium sulphate 7. Magnesium chloride 8. Potassium bicarbonate 9. Iron (III) sulphide 10. Sodium nitrate 11. Potassium dichromate 12. Sodium phosphate 13. Aluminium oxide 14. Aluminium hydroxide 15. Silver nitrate

Answer 1

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1] Ca(OH)2

2] Al(NO3)3

3] FeSO4

4] Cu(CO3)2

5] ZnS

6] NH4SO4

7] MgCl2

8] KHCO3

9] I2S

10] Na(NO3)

11] K2Cr2O7

12] NaPO4

13] Al2O3

14] Al(OH) 3

15] Ag2(NO3)