Atoms Test - 30...

The values of $$n_{1}$$ and $$n_{2}$$ for Pfund's series are

The maximum possible values of magnetic orbital quantum number ($$m_{l})$$ are

The maximum number of electrons in a shell is

The fine structure of hydrogen spectrum can be explained by

The possible values of orbital quantum numbers are:

The energy of electron in an excited hydrogen atom is $$-3.4eV$$. Its angular momentum according to Bohr's theory will be

The photoelectric effect proves that light consists of 

What would be the appropriate quantum number $$n$$ $$A^{0}$$ for circular orbits of radius $$13.2$$ $$A^{0}$$ in hydrogen?

In which of the following systems, the radius of first orbit ($$n=1$$) is minimum

The spin of photon is