Name an amphoteric oxide of 13 group elements, explain with suitable reactions.

The amphoteric oxide is :

Example of an amphoteric oxide is

Group 13 elements show

The pairr of amphoteric oxides is

An element of group 2 forms covalent oxide which is amphoteric in nature and dissolves in water to give an amphoteric hydroxide. Identify the element and write chemical reactions of the hydroxide of the element with an alkali and an acid.

Name any one element of each group.

General oxidation state shown by group 13 elements is

SnO_(2) is an amphoteric oxide, explain.

The stability of monohalides of group 13 elements

The first ionisation enthalpy of group 13 elements are : Explain this deviation from the general trend.