Chemistry, asked by Mraduljaiswal2005, 9 months ago

give answer of both the questions correct answer will surely mark as brainliest​

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Answered by mystique004
4

Answer:

13) no of electrons=18

no of protons =18

no of neutron =40-18=22

electronic configuration =2,8,8

14)no of neutron =31-15=16

hope it helps

Answered by eshika21
2

Answer:

in this picture you can get your answer

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