CBSE BOARD X, asked by pranjal7, 1 year ago

An element X has atomic no 13
state the group to which X belongs
and write the formula of its bromide.
please explain this ans properly.I am unable to nderstant.

Answers

Answered by HritikRoyans
3
Since Electronic Configuration Will Be 2,8,3
So It Will Belong To 3rd Period
And 13th Group..........
HritikRoyans: Now Understood dear
pranjal7: NOOO
pranjal7: PLEASE EXPLAIN
HritikRoyans: hehehe
tnwramit1: hii see
tnwramit1: Al have 3 + valency
tnwramit1: Bromine have 1-
tnwramit1: 3 Bromine take 1-1 from al
pranjal7: now I have understood
pranjal7: thanks Sir
Answered by tnwramit1
1
Atomic no 13

So 13 is the atomic number of aluminium

Group=13 (semiconductor)(near zigzag)


Electric configuration => k-2,L-8,M-3


Bromine=Br

So

Formula
2Al+3Br2 =====>2AlBr3

This is ur ans hope it will help you

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tnwramit1: tnx for brainliest
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