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AIPMT 2013 Physics and Chemistry Paper
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© examsnet.com
Question : 64
Total: 90
Which of these is not a monomer for a high molecular mass silicone polymer ?
PbSiCl
3
MeSiCl
3
Me
2
SiCl
2
Me
3
SiCl
Validate
Solution:
Silicones are organo-silicon polymer containing
(
−
R
|
|
S
|
R
i
−
O
−
R
|
|
S
|
R
i
−
)
Since
Me
3
SiCl
contain only one
Cl
therefore it can't form high molecular mass silicon polymer
It act a chain terminating organo silane
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