Which is true for an element present in group 13 of the periodic table ?

It is gas at room temperature

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It has oxidation state of +4

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It forms R₂O₃

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It forms RX₂

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Solution

The correct option is C
It forms R₂O₃

$13^{t h}$ group elements have 3 valency electrons hence they can show oxidation state +3 and +1

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Which is true for an element present in group 13 of the periodic table ?

The correct option is C It forms R2O3 13th group elements have 3 valency electrons hence they can show oxidation state +3 and +1

The correct option is C
It forms R₂O₃

$13^{t h}$ group elements have 3 valency electrons hence they can show oxidation state +3 and +1