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What is the maximum number of emission l...

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

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The maximum numbner of lines `= (n (n - 1))/(2) = (6(6 - 1))/(2) = 15`
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CENGAGE CHEMISTRY ENGLISH-ATOMIC STRUCTURE-Concept Applicationexercise(4.2)
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