1. Uncommon monomers in Buna-S & Buna-N rubber are respectively-
Ans: Styrene & Acrylo Nitrile
2. Polymer(s) can be prepared from CH2O is/are-
Ans: Bakelite, Urea formaldehyde
3. The polymer used in paints is-
Ans: glyptal
4. Natural Poly amide Polymer is-
Ans: Wool
5. 'Gutta Percha' is-
Ans: trans form of rubber
6. The number average molecular weight can be determined chemically by the method.
Ans: End group analysis method