Linear Polymer

Q. Ethyne on passing through red hot iron at 873 K forms :

1. Ethane
2. Ethene
3. Benzene
4. Toluene

Q.
The linear polymer (E) is:

1. Resol
2. Novolac
3. Bakelite
4. Both a and b

Q.
The linear polymer (E) is:

1. Resol
2. Novolac
3. Bakelite
4. Both a and b

Q. The Novolac polymer has mass of $963g$. The number of monomer units present in it are

Q.
The linear polymer (E) is:

1. Resol
2. Novolac
3. Bakelite
4. Both a and b