The most probable radius (in pm) for finding the electron in He⁺ is

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The most probable radius (in pm) for finding the electron in He⁺ is

Options

(a) 0
(b) 52.9
(c) 26.5
(d) 105.8

Correct Answer:

26.5

Explanation:

Most probable radius = a₀ / Z

where a₀ = 52.9 pm.

For helium ion, Z = 2.

r(mp) = 52.9 / 2 = 26.45 pm.

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Topics: Structure of Atom (90)
Subject: Chemistry (2512)

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