Element A has valency 1 and element B has valency 2 ? Diagrammatically show how the compound formed by element a and B respectively and give the formula of the compund. (ii) Write the formula of compound formed by Cr³+ and 0².
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Answers
Answered by
1
Answer:
A2B
Cr2O3
Explanation:
just cross the Valencies of ions with other
A S valency to B
s e valency to A
Answered by
0
Answer:
A2B
According to valency
we should apply cris cross method
like
if a valency 3 and b valency 2 then the compound forms as a2b3
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