Question

Covalency of elements explains about number of ...... formed by the atom.

Answer 1

Covalency of an element explains about the number of $\text{covalent bonds}$ formed by the atom. It is basically the maximum number of covalent bonds that an atom can form using its empty octates. Covalency is always an integer and a positive number. Example, Covalency of sulphur $=6$.