Question

Write the chemical formula of the following compounds using the criss-cross

method-
a) Sodium Nitrate

b) Calcium Phosphate

c) Sodium Acetate

d) Potassium Dichromate

e) Aluminium Chloride​

Answer 1

Answer:

a)Na 1 No3 1

NaNo3

b)Ca 2 PO4 3

ca3(po4)2

c) Na 1 CH3COO 1

CH3COONa

d)K 1 Cr2O7 2

K2Cr2o7

e) Al 3 Cl 1

AlCl3

Explanation:

the numbers at the side of the elements are their respective Valencies ...HOPE IT HELPS

Answer 2

Answer:

mark me as brainleast

Explanation:

hope this is helpfull