Question

➝ Write Chemical formula of the following compounds.

(i)Aluminium nitride.
(ii) Ammonium phosphate
(iii) Aluminium phosphate
(iv) Aluminium sulphate
(v) Calcium chloride.
(vi) Potassium sulphate
(VII) Potassium nitrate
(VIII) Calcium Carbonate
(IX) Magnesium chloride
(X) Calcium oxide
(XI) Coppes nitrate
(XII) Calcium carbonate​

Answer 1

Answer:1.AL(NO3)3. 2.(NH4) 3PO4. .3.A1PO4 4.AL2(SO4)3 5.CaCL2 6.K2SO4 7.KNO3 8.CaCO3 9.MgCL2 10.CaO 11.Cu(NO3)2 12.CaCO3

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Answer 2

Chemical formulas of the following compounds:

1. Aluminium Nitride - AlN

2. Ammonium Phosphate - (NH4)3PO4

3. Ammonium Phosphate - (NH4)3PO4

4. Aluminium Sulphate - Al2(SO4)3

5. Calcium Chloride - CaCl2

6. Potassium Sulphate - K2SO4

7. Potassium Nitrate - KNO3

8. Calcium Carbonate - CaCO3

9. Magnesium Chloride - MgCl2

10. Calcium Oxide - CaO

11. Copper Nitrate - Cu(NO3)2

12. Calcium Carbonate​ - CaCO3

Explanation:

A chemical formula is a symbolic representation of a compound. We know that each atom of an element has a symbol, we can write chemical formula by simply using the symbols.