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.Management Sciences
A. when electrons jump down to 2nd- orbit
B. when electrons jump down to 3rd- orbit
C. when electrons jump down to 4th- orbit
D. when electrons jump down to 5th- orbit
Related Mcqs:
- When an atom absorbs energy the lines in the spectrum will appear which are_________________?
- A. Brighter B. Darker C. Colourless D. Hard to locate...
- Planks theory says energy is emitted__________________?
- A. In continuous manner B. Discontinuous manner C. Simultaneously D. In the form of heat...
- 2nd orbit is ___________ away from nucleus of H-atom as compared to 1st orbit is ?
- A. 2-times B. 3-times C. 4-times D. 6 times...
- Three quantum number have been derived from equation of____________________?
- A. de-Broglie B. Plancks C. Schrodinger D. Heisenberg...
- Charge of electron was measured by__________________?
- A. J.J Thomson B. Millikan C. Rutherford D. Perrin...
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