Question

answer please it's very urgent ​

Answer 1

Answer:

Hello . Hope it may help you

Answer 2

Answer:

Hey this is your answer

Explanation:

UNDERSTAND THAT :-

Atomic No. = No. of electrons = No. of protons

Mass No. = No. of neutrons + No. protons

IN X:-

No. of protons = 24

No. of neutrons = 52 - 24 = 28

No. of electrons = 24

IN Y :-

Atomic No. = 12

Mass No. = 12+14 = 26

No. of electrons = 12

IN Z :-

Atomic No. = 8

No. of protons = 8

No. of neutrons = 20-8 = 12

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