Question

what is an atmospheric substances give two examples of it and write the equation for its reaction with acid and base​

Answer 1

Many metals (such as copper, zinc, tin, lead, aluminium, and beryllium) form amphoteric oxides or hydroxides. Amphoterism depends on the oxidation states of the oxide. ... In chemistry, an amphoteric substance is a substance that has the ability to act either as an acid or a base.