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Olympiad workbook

Exam: Olympiad workbook
Subject: NSEC
Chapter: Structure of Atom

Olympiad workbook · NSEC · Structure of Atom

If the radius of the hydrogen atom is 53 pm , the radius of the He^...

If the radius of the hydrogen atom is 53 pm , the radius of the

\mathrm{He}^{+}

ion is close to

Options

A75 pm
B38 pm
C106 pm
D27 pm

Correct answer

D. 27 pm

Step-by-step solution

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