Atomic Structure-Please Help me out

How many times larger is a hydrogen atom than the radius of an H atom in its ground state if the H atom with an electron characterised by a quantum number of 106?
(a)106 (b)212 (c)11236 (d)none of these

2 Answers

71
Vivek @ Born this Way ·

What's this quantum no. 106 ? There are 4 types of quantum no.

However, Seeing the options I think it means Principal quantum no. So , We know that r \propto n^{2} , so the size should be 11236 times.

158
Anik Chatterjee ·

ya ...i also think that...it may be principal quantum no.
ya...then its 11236...thanx

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