Assertion :In $L i^{2 +}$ sample, if an electron makes transition from higher state to n=2, then the photon observed will fall in the visible range. Reason: Line falling in n=2 is Balmer series line may belong to visible range H-atom.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is incorrect but Reason is correct

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Both Assertion and Reason are correct

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Solution

The correct option is C Assertion is incorrect but Reason is correct
It is not necessary that line falling in $n = 2$ will belong to the visible region. If its wavelength is in visible range then the only photon observed will fall in the visible range.

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