Rainbow is a ………….. spectrum.

Stationary orbits are proposed by

The energy is quantized means ……………

Lowest energy state of an electron is known as ……..

Higher energy state of an electron is known as ………..

When electron absorbs energy from surroundings and moves to excited state the spectrum formed is ……………

Elliptical orbits were introduced by …………

The number of elliptical orbits present in Bohr’s third orbit

Quantum mechanical model was proposed by ……………….

The maximum number of electrons that can be occupied in a given shell is………………