Chemistry, asked by bhattajayendra9821, 1 year ago

• Find out number of protons, electrons and neutron of element 18X40 . Write the symbol of the element

Answers

Answered by Anonymous

Heya!!

I think ur question is lyk :

40
X
18

Since atomic no = no of protons = no of electrons

= no of protons = no of electrons = 18

Since mass no = atomic no + no of neutrons

=) 40 = 18 + no of neutrons

=) 22 = no of neutrons

This is Argon(Ar).

Hope it helps uh

bhattajayendra9821: • What is the valency of X element if it forms X2O3 and XI3?

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