MCQ
An element $A$ dissolves both in acid and alkali. It is an example of
- AAllotropic nature of $A$
- BDimorphic nature of $A$
- CAmorphous nature of $A$
- ✓Amphoteric nature of $A$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
($R$ is gas constant)

Compound $\to$ Oxidation state
Statement $I$ : Nickel is being used as the catalyst for producing syn gas and edible fats.
Statement $II$ : Silicon forms both electron rich and electron deficient hydrides.
In the light of the above statements, choose the most appropriate answer from the options given below: