An atom ‘A’ belongs to III A group and another atom “B” belongs to VI A group. The formula of the compound formed is
1) A3 B6
2) A2 B
3) A2 B3
4) A3 B2
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An atom ‘A’ belongs to III A group and another atom “B” belongs to VI A group. The formula of the compound formed is
1) A3 B6
2) A2 B
3) A2 B3
4) A3 B2
An atom ‘A’ belongs to III A group and another atom “B” belongs to VI A group. The formula of the compound formed is
1) A3 B6
2) A2 B
3) A2 B3
4) A3 B2
3) A2 B3
A (group IIIA) ⇒ valency = 3
B (group VIA) ⇒ valency = 2
Possible compound: A2 B3 Ex. Al2 O3