Question

4) Write the chemical formula by using
criss cross method.
(i) Sodium carbonate
(ii) Ammonium chloride
(iii) Magnesium sulphate
(iv) Barium Chloride
(v) Lead Nitrate
​

Answer 1

Explanation:

1 NaCO3

2 AlCl2

3MgSO4

4 BaCl2

5 PbNO3

Answer 2

Answer:

Na2CO3

NH4Cl

MgSO4

BaCl2

Pb(NO3)2