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Question

What is the maximum number of emission lines when the excited electron of a hydrogen atom in n = 6 drops to ground state?

A
6
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B
15
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C
30
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D
10
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Solution

The correct option is A 15
Maximum number of emission lines from nth energy state to ground state is given by:

=n(n1)2=6(61)2=302=15 lines.

So, the correct option is B

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