[" For sodium atom,number of electrons with "],[M=0" will be : "]

For sodium atom the number of electrons with m=0 will be

The number of s’ electrons in sodium atom is

The velocity of an electron in its fifth orbit, if the velocity of an electron in the second orbit of sodium atom (atomic number =11) is v, will be :

An atom of an element (X) has its K , L and M shell filled with some electrons. It reacts with sodium metal to form a compound NaX . The number of electrons in the M shell of the atom (X) will be

An atom of an element (X) has its K, L and M shells filled with some electrons. It reacts with sodium metal to form a compound Nax. The number of electrons in the M shell of an atom of element (X) will be

An atom has 35 nucleons and has atomis number equal to 17 . The number of electrons with n =2 , m = 0 in it is :-

An atom has 35 nucleons and has atomis number equal to 17 . The number of electrons with n =2 , m = 0 in it is :-

In sodium atom on 3s electron the screening is due to:

In sodium atom on 3s electron the screening is due to: