A compound which is strong oxidizing angent and has orange coloured crystal. It is used in the preparation of azo compounds. Identify the compound.

Which compound is used in the preparation of caprolactum?

Compound A used as a strong oxidizing agent is amphoteric in nature. It is the part of lead storage batteries. Compound A is :

Name the compound/compounds used in the preparation of nylon-66 .

If you treat aniline with fuming H_2SO_4 at 475K it gives a compound which is used for the preparation of sulpha drugs. Identify the compound obtained.

The compound in which Mn has oxidation state of +3 is

The compound in which Mn has oxidation state of +3 is

A compound which is prepared from gypsum has the property of hardening when mixed with proper quantity of water. Identify the compound. Write chemical equation to preapar the compound. Mention one important use of the compound.