" The number of ' "5f" ' electrons in "Th^(+3)" is "

The electronic configuration of Re^(3+) is (Xe)4f^(14)5d^(4) , the number of unpaired electrons in this ion is ____________.

Find the sum of total number of 5f-electrons in Th and Ac.

Maximum number of electrons in n^(th) shell is

The number of waves made by an electron during its revolution in 5^(th) orbit is

The total number of electrons present in 4^"th" shell of Astatatine ( ._85At ) are:

The maximum number of electrons present in the 5th shell is 32. (True / False)

The set of quantum number for the 19^(th) electrons in chromium is -

Three elements X, Y and Z belong to 17th group but to 2nd, 3rd and 4th period respectively. Number of valence electrons in Y is 7. Find the number of valence electrons in X and Z.

Find the number of waves made by a Bohr's electron in one complete revolution in its 5th orbit.