Answers

2016-02-29T16:10:04+05:30
electronic configuration of Cr is
K shell : 2
L shell : 8
M shell : 8
N shell : 6

i hope it helps......  
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  • Brainly User
2016-02-29T16:12:19+05:30
K=2
l=8
m=14
    the valency is 5
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sry it is wrong
the right answer is K=2,L=8,M=8,N=6