suppose that a hypothetical atom gives a red, green,blue and violet line spectrum. Which jump according to figure would give off the red spectral line.
A
3 → 1
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B
2 → 1
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C
4 → 1
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D
3 → 2
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Solution
The correct option is B 3 → 2
The transition 3→2 will correspond to red line as it has lowest energy.
Red light has minimum energy.
The order of high energy to low energy is VIBGYOR (Violet Indigo Blue Green Yellow Orange Red)