$A$ raw material used in making $Nylon-6,6$ is

Bakelite is formed by the reaction between phenol and formaldehyde. The initial reaction between these two compounds is an example of ..............

The polymer $(Q)$ produced in the following sequence is:
Cyclohexanone $\xrightarrow[{(ii)\,\,{H_2}SO_4\,,\,\Delta }]{{(i)\,\,NH_2 - OH}}\,P\,$ $\xrightarrow[{533\, - \,543\,\,K}]{{{H_2}O}}Q$

The catalyst used in the manufacture of high-density polyethylene is:

The species which can best serve as an initiator for the cationic polymerization is:

In the production of thermosetting polymers,which substance is used along with methanal?