jillselinda jillselinda

19-11-2021
Chemistry

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the atomic number of f plus the atomic number of Na equals the atomic number of this element

Respuesta :

mdejazulhaque1972 mdejazulhaque1972

19-11-2021

Answer:

Atomic no. of Fluorine =9

Atomic no. of Na=11

Therefore,

Atomic no. of x element=9+11=20

Therefore

,Element=Calcium

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