Match List I with List II.
List I Polymers |
List II Commercial names |
A. Phenol-formaldehyde resin |
I. Glyptal |
B. Copolymer of 1,3-butadiene and styrene |
II. Novolac |
C. Polyester of glycol and phthalic acid |
III. Buna-S |
D. Polyester of glycol and terephthalic acid |
IV. Dacron |
Choose the correct answer from the options given below:
A-II, B-III, C-IV, D-I
A-II, B-III, C-I, D-IV
A-II, B-I, C-III, D-IV
A-III, B-II, C-IV, D-I
A. Phenol-formaldehyde resin II.Norolac
B. Copolymer of 1,3-butadiene and styrene III.Buna-S
C. Polyester of glycol and phthalic acid I. Glyptal
D. Polyester of glycol and terephthalic acid IV. Dacron
So, A-II, B-III, C-I, D-IV
Option (2) is correct.
Study 40% syllabus and score up to 100% marks in JEE
5 g of Na2SO4 was dissolved in x g of H2O. The change in freezing point was found to be 3.820C. If Na2SO4 is 81.5% ionised, the value of x (K
A capacitor is made of two square plates each of side 'a' making a very small angle
A solution of m-chloroaniline, m-chlorophenol and m-chlorobenzoic acid in ethyl acetate was extracted initially with a saturated solution of NaHCO3 to give fraction A. The leftover organic phase was extracted with d