Write the electron configuration of the element in group 13 and the third period
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AnswerX belongs to period 3rd and group 13th.
Atomic number of X is 13.
Electronic configuration of X
= > 2 , 8 , 3
a ) .
Valance electron in 'X' is 3 .
Valency is 3 as it denote 3 electron to become stable.
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Explanation:
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