VALENCY OF AN ATOM

Valency of N - atom in amines is___________.

The valency of C atom in CH_4 is

Find out the valency of the atoms represented by the Figure (a) and (b).

The valency of C atom in C Cl_4 is

In CaO , the valency of each atom is _______________ .(one/two/three)

Find out the valency of the atoms represented by the Figure (a) and (b).

An electronic configuration of an atom is 2, 8, 7. The valency of the atom is __

What is the number of valence electrons in the atoms of an element having atomic number 13 ? Name the valence shell of this atom.

What is the number of valence electrons in the atom of an element A having atomic number 17 ? Name the valence shell of this atom.