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Author Question: The configurations of stereogenic centers in an atactic polymer are: A) regular B) random C) ... (Read 257 times)

TFauchery

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on: Aug 23, 2018
The configurations of stereogenic centers in an atactic polymer are:
  A)
  regular
  B)
  random
  C)
  alternate
  D)
  the same
  E)
  opposite

Question 2

An intermediate in the free radical polymerization of propylene (CH2=CHCH3) initiated by benzoyl peroxide C6H5C(=O)OOC(=O)C6H5 is:
  A)
 
  B)
 
  C)
 
  D)
 
  E)
 

Question 3

The step responsible for chain-branching in free-radical polymerizations is the
  A)
  initiation step.
  B)
  radical coupling.
  C)
  radical disproportionation.
  D)
  chain transfer.
  E)
  radical addition.


miss.ashley

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Reply #1 on: Aug 23, 2018
Answer to Question 1

b

Answer to Question 2

b

Answer to Question 3

d


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TFauchery

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Reply #2 on: Aug 23, 2018
Thanks


miss.ashley

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Reply #3 on: Aug 23, 2018
Welcome :)


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