Chemistry, asked by atmanraja570, 11 months ago

Write the electronic configuration of two elements x and y whose atomic numbers are 20 and 17

Answers

Answered by payal976983

0

Answer:

Ca(20) :1s2 2s 2p6 3s2 3p6 4s2.

Cl(17): 1s2 2s2 2p6 3s2 3p5.

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