Find the number of neutrons in ²⁷₁₃X.

Academic Chemistry NCERT Class 9

2713X. : Mass number = 27

p = 13, (Atomic No. = Number of protons)

∴ p + n = Mass number

∴ 13 + n = 27

∴ n = 14

∴ Neutron =14.

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Updated on: 14-Mar-2023

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