Classification ...

The element having general electronic configuration $$ 3d^4 4s^1 :$$

The element with configuration $$1s^2 2s^2 2p^6 3s^2$$ would be 

The element having electronic configuration belongs to $$ ns^2(n-1)d^{1-10} (n-2)f^{1-14} $$ belongs to :

$$1s^2 2s^2 2p^2 3s^2$$ is the electronic configuration of the metal

Whose name is not associated with the development of periodic table?

An element having the electronic configuration  $$[Ar]3d^24s^2$$ belongs to 

The element having the electronic configuration $$1s^2 2s^2 2p^6 3s^2 3p^1$$ is

Carbons forms four covalent bonds by sharing its four valence electrons with four univalent atoms , E.g., hydrogen. After the formation of four bonds,carbon attains the electronic configuration of:

The element X has the following electrons configuraton 2, 8, 8, 2 . it means that it belongs to :

Which of the following statement is not a correct statement about the trends when going from left to right across the periods of periodic table?