Number of lone pairs and bond pairs present on oxygen atom in water are respectively _____

Number of lone pair and bond pairs present on Xe of XeOF_4 molecule is

The number of lone pairs and bond pairs present on Xe of XeO_3 , molecule

A covalent molecule AB_(3) has pyramidal structure. The number of lone pair and bond pair electrons in the molecule are respectively

A covalent molecule AB_(3) has pyramidal structure. The number of lone pair and bond pair electrons in the molecule are respectively.

Number of lone pairs present in water.

In NO_(3)^(-) ion, the number of bond pairs and lone pairs of electrons on nitrogen atom respectively are

Total number of lone pairs and bond pairs of electrons present in XeF_4 is

In which of the following molecules number of lone pairs and bond pairs on central atom are not equal?