Question

What is the Valency of Aluminium and Carbonate in Al2(CO3)3 ?​

Answer 1

Answer:

Al : 3+

CO3 : 2-

Explanation:

for this type of molecules , always change the no given no below to each other. And 1st molecule charge always+ve and other is -ve.

Answer 2

Answer:

heyy I think we got the same paper

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