Chemistry, asked by somyadityaroy96, 1 year ago

Who can do it this tell me​

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Answered by navneet2530
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Answer:

(a) Protium (isotope of hydrogen)

(b) Neon (all inert gases)

(He, Ne, Ar, Kr, Xe, Rn6

(c) Magnesium

(d) C-12 and C-14 (isotopes)

(e) K -shell

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