1.

Hydrogen atom emits blue light when it changes from energy level n = 4 to n = 2. The colour light would the atom emit when it goes from n = 5 to n = 2 level is .....

Answer»

yellow
red
green
violet

SOLUTION :violet When the QUANTUM energy states DIFFERENCE then the wavelength of radiation produced during transition decreases. The violet light having LESS wavelength COMPARED to red light.


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