holiday homework (chemistry)

PODAR INTERNATIONAL SCHOOL

CLASS : 7                                                                       SUB: CHEMISTRY

HOME WORK:

WRITE THE CHEMICAL FORMULAE OF THE FOLLOWING COMPOUNDS (write in chemistry notebook & submit it)

1.    Calcium oxide

2.    Sodium Oxide

3.    Zinc Hydroxide

4.    Calcium Chloride

5.    Magnesium Chloride

6.    Barium Chloride

7.    Sodium Sulphide

8.    Calcium Carbonate

9.    Calcium Nitrate

10.           Copper Nitrate

11.           Copper sulphate

12.           Hydrogen Fluoride

13.           Aluminium Nitride

14.           Aluminium Sulphide

15.           Potassium Hydroxide

16.           Sodium Hydroxide

17.           Magnesium Sulphate

18.           Magnesium Carbonate

19.           Zinc Chloride

20.           Copper Carbonate