An element has an atomic number 11 and its mass number is 23 .What is the arrangement of electron in the shells?State nuclear composition of an atom..
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Z=11
A=23
Electronic Configuration=2,8,1 (K-2,L-8,M-1)
proton=11
neutron=12
A=23
Electronic Configuration=2,8,1 (K-2,L-8,M-1)
proton=11
neutron=12
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