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Using the periodic table , predict ...

Using the periodic table , predict the formula of compound formed between element x group 13 and another element Y of group 16 .

Text Solution

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The valency of X (group 13) = 3
The valency of Y (group 16) = 2
The compund has 2 atoms of X and 3 of Y.
Hence, the formula `= X_2Y_3`
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