In a Bohr’s model of an atom, when an electron jumps from n = 1 to n = 3, how much energy will be emitted or absorbed ?

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2.839×10−12 ergs

0.239×10−10 ergs

2.15×10−11 ergs

0.1936×10−10 ergs

answer is D.

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Detailed Solution

Energy of electron when n = 1Energy of electron when n = 3-21.7×10-12×89=0.1928×10-10 ergs

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