1.

Assertion. Hydrogen has one electron in its orbit but it produces several spectral lines Reason. There are many excited energy levels available

Answer»

If both ASSERTION and REASON are TRUE, and reason is the true explanation of the arrertion
If both assertion and reason are true, but reason is not the true explanation of the assertional
If assertion is true, but reason is false
If both assertion and reason are false

Answer :A


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