The two monomers used in the preparation of dextron are
3-hydroxy butanoic acid and 3-hydroxy pentanoic acid
∈ amino caproic acid and glycine
isobutylene and isoprene
lactic acid and glycolic acid
Which of the following statements about low-density polythene is false?
It is a poor conductor of electricity
Its synthesis requires dioxygen or a peroxide initiator as a catalyst.
It is used in the manufacture of buckets, dustbins etc.
It is used in the manufacture of buckets, dustbins etc.
Which polymer is used in the manufacture of paints and lacquers?
Bakelite
Glyptal
Polypropene
Polypropene
The polymer containing strong intermolecular forces e.g. hydrogen bonding is
natural rubber
Teflon
Nylon 6,6
Nylon 6,6
The formation of which of the following polymers involves hydrolysis reaction?
Nylon 6
Bakelite
Nylon 6, 6
Nylon 6, 6
Buna-N synthetic rubber is a copolymer of
and
H2C = CH – CH = CH2
H2C = CH – CH = CH2 and
H5C6 – CH = CH2
H2C = CH – CN and H2C = CH – CH = CH2
H2C = CH – CN and H2C = CH – CH = CH2
Among the following substituted silanes the one which will give rise to cross linked silicone polymer on hydrolysis is
R4Si
RSiCl3
R2SiCl2
R2SiCl2
B.
RSiCl3