Name two reagents that are needed to show that an oxide is atmospheric. [2 marks]
Answers
Answered by
0
The amphoteric behaviour is of dual type, with acid it behaves chemically as a base while with base it will behave chemically as an acid .
Inorder to ascertain both one has to use two reagents acid as well as base .
e.g. ZnO + 2HCl → ZnCl2 +H2O.
ZnO +2 NaOH → Na2ZnO2 +H2O.
Similar questions