Chemistry, asked by dimplejain63499, 2 months ago

An element ‘A’ has valency +3, while another element ‘B’ has valency -2. Give the formula of their compound formed when ‘A’ reacts with ‘B’. (2)

Answers

Answered by unknowngirl55

1

Answer:

A2B3

Explanation:

this can be explained with a example

Al-> +3

o-> -2

they form Al2O3

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