The bond angle in $Be{F}_{2}BeF\_2$ molecule is

The scientists proposed VSEPR theory are………………

The molecule having 104°31′ as bond angle is ………………

The molecules with decreasing order of bond angles are

The bond angle in Berylium chloride is……………

The shape of $H_{2}OH\_2O$ molecule is ……………

A $H_{2}H\_2$ is formed when element A reacts with mineral acids(i.e. $H_{2}S{O}_4,HClH\_2SO\_4,HCl$). Then the number of electrons in valence shell of ' A ' are generally.

The valence shell of the central atom of a molecule has four bond pairs of electrons. Shape of the molecule is ……………

A molecule having 2 bond pairs and 2 lone pairs in the valence shell of its central atom.

In a molecule $A{B}_{3}AB\_3$ there is a lone pair in the valence shell of central atom. The shape of molecule.