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  • 01-12-2020
  • Chemistry
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Help question in picture
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Mafiii
Mafiii Mafiii
  • 09-12-2020

Answer:

Ca=2,8,8,2

Ne=2,8

S=2,8,6

Explanation:

bc Ca valance no is 20

Ne """""""""""""""""10

S """""”"""""""""* 16

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