Question

1. Write the formula of the compound in a cross cross method...
A. Zinc chloride
B. Calcium carbonate
C. Aluminium sulphate
D. Sodium nitrate

Answer 1

Answer:

1. Write the formula of the compound in a cross cross method...

B. Calcium carbonate

Answer 2

Answer:

Aluminum sulpate | Al2(SO4)3 -

sodium nitrate=NANO3

Explanation:

Zinc chloride is the name of chemical compounds with the formula ZnCl2

Calcium carbonate is a chemical compound with the formula CaCO3