A metal in period 3 having valancy three.
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aluminium in 3rd period have valancy 3
hope this will help uu... :-)
hope this will help uu... :-)
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Hey mate here is ur answer. Hope it helps . Mark it as brainliest please.
The metal having valency 3 in period three is aluminum which is a heavy metal
The metal having valency 3 in period three is aluminum which is a heavy metal
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