An element has electronic conviguration 1s2 2s2 2p2. It belongs to__________________?

Related Mcqs:

The atoms of same element having same atomic number but different mass number are called____________________?

A. Isobars B. Isomers C. Isotopes D. Isotropes...

Shielding effect across the period_________________?

A. Increases B. Decreases C. Can not be predicted D. Remains constant...

Noble gases are named so because they are__________________?

A. less reactive B. Zero group elements C. Having completely filled valence shell D. All...

The longest period in the modern periodic table is___________________?

A. 6th B. 7th C. 2nd and 3rd both D. 5th...

Keeping in view the size of atom which order is correct one ?

A. Mg > Sr B. Ba > Mg C. Lu > Ce D. C1 > I...