Organic Chemistry:

1.     If a polymer has mass 63000 and the molar mass of repeating unit is 63 what is its degree of polymerization is

a)     10³

b)    10²

c)     10⁵

d)    None of these

2.     Properties of polymeric material depends upon

a)     Chemical composition

b)    Structure of molecule

c)     Boiling point

d)    Both a and b

3.     Weather resistant paint are mostly terpolymer, which of the following is used as monomer

a)     Butyl acrylate

b)    Methacarylate

c)     Acrylic acid

d)    All of these

1.a

2.d

3.d