Question

Writing chemical formulae!!!

Answer 1

Write the chemical formulae :-

1. Sodium Chloride

• NaCl

2. Sodium Carbonate

• Na2CO3

3. Sodium Sulphate

• Na2SO4

4. Sodium Bicarbonate

• NaHCO³

5. Sodium Nitrate

• NaNO3

6. Magnesium Hydroxide

• Mg(OH)2

7. Magnesium Sulphide

• MgS

8. Magnesium Nitrate

• Mg(NO3)2 . 6 H2O

9. Magnesium Sulphate

• MgSO4

10. Magnesium Phosphate

• Mg3(PO4)2

11. Aluminium Oxide

• Al2O3

12. Aluminium Phosphate

• AlPO4

13. Aluminium Hydroxide

• Al(OH)3

14. Aluminium Sulphate

• Al2(SO4)3

15. Aluminium Nitrate

• Al(NO3)3

16. Ammonium Hydroxide

• NH4OH

17. Ammonium Chloride

• NH4Cl

18. Ammonium Sulphate

• (NH4)2S

19. Ammonium Carbonate

• (NH4)2CO3

20. Ammonium Nitrate

• NH4NO3

21. Potassium Bromide

• KBr

22. Silver Nitrate

• AgNO3

23. Calcium Carbonate

• CaCO3

24. Zinc Sulphide

• ZnS

25. Zinc Sulphate

• ZnSO₄

26. Copper II Oxide

• CuO

27. Ferric Oxide

• Fe2O3

28. Magnesium Nitride

• Mg₃N₂

29. Magnesium Oxide

• MgO

30. Potassium Sulphide

• K2S

Answer 2

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1. Sodium Chloride

✰ NaCl

2. Sodium Carbonate

✰ Na2CO3

3. Sodium Sulphate

✰ Na2SO4

4. Sodium Bicarbonate

✰ NaHCO³

5. Sodium Nitrate

✰ NaNO3

6. Magnesium Hydroxide

✰ Mg(OH)2

7. Magnesium Sulphide

✰ MgS

8. Magnesium Nitrate

✰ Mg(NO3)2 . 6 H2O

9. Magnesium Sulphate

✰ MgSO4

10. Magnesium Phosphate

✰ Mg3(PO4)2

11. Aluminium Oxide

✰ Al2O3

12. Aluminium Phosphate

✰ AlPO4

13. Aluminium Hydroxide

✰ Al(OH)3

14. Aluminium Sulphate

✰ Al2(SO4)3

15. Aluminium Nitrate

✰ Al(NO3)3

16. Ammonium Hydroxide

✰ NH4OH

17. Ammonium Chloride

✰ NH4Cl

18. Ammonium Sulphate

✰ (NH4)2S

19 . Ammonium Carbonate

✰ (NH4)2CO3

20. Ammonium Nitrate

✰ NH4NO3

21. Potassium Bromide

✰ KBr

22. Silver Nitrate

✰ AgNO3

23. Calcium Carbonate

✰ CaCO3

24. Zinc Sulphide

✰ ZnS

25. Zinc Sulphate

✰ ZnSO₄

26. Copper II Oxide

✰ CuO

27. Ferric Oxide

✰ Fe2O3

28. Magnesium Nitride

✰ Mg₃N₂

29. Magnesium Oxide

✰ MgO

30. Potassium Sulphide

✰ K2S