Question

if the radius of hydrogen atom is 53 pm, the radius of he+ ion is close to

Answer 1

$\huge\red{As-Salamu-Alykum}$

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$\huge\green{Answer:- }$

If radius of Hydrogen = 53pm

Then......

$\huge\pink{Radius of He+ = ? }$

Radius of hydrogen or hydrogen like species is given by :-

{(52.9pm)(n square)} /Z

n = 1 ,

Z for helium = 2

52.9/2

= 26.45

Therefore

$\huge\blue{Radius of He+ is 26.45pm }$

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$\huge\purple{INSHALLAH it will help U}$

Answer 2

Answer:

27 pm

is the answer hope it help