This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Ziegler-Natta catalysts, used to prepare linear polymer molecules, consist of: A) Lewis acids and ... (Read 469 times)

Evvie72

  • Hero Member
  • *****
  • Posts: 519
on: Aug 23, 2018
Ziegler-Natta catalysts, used to prepare linear polymer molecules, consist of:
  A)
  Lewis acids and bases
  B)
  alkali metal salts and organolithiums
  C)
  organomagnesium and alcohols
  D)
  organoaluminums and transition metal salts
  E)
  benzoyl peroxides and linear radicals

Question 2

A step growth polymer has the following repeating unit:
   
 
   
  From what two monomer units is this made?
  A)
   
 
  B)
   
 
  C)
   
 
  D)
   
 
  E)
   
 

Question 3

An example of a polyether that can be prepared from the epoxide ethylene oxide is:
  A)
   
 
  D)
   
 
  B)
   
 
  E)
   
 
  C)
   
 

Question 4

The preparation of which step-growth polymer does not involve elimination of a small molecule during the course of its formation?
  A)
  urea-formaldehyde
  B)
  polyamides
  C)
  bakelite
  D)
  polyurethanes
  E)
  polyesters


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ashely1112

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Aug 23, 2018
Answer to Question 1

d

Answer to Question 2

e

Answer to Question 3

c

Answer to Question 4

d


Evvie72

  • Member
  • Posts: 519
Reply 2 on: Aug 23, 2018
Gracias!

nathang24

  • Member
  • Posts: 314
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

The movement of water vapor molecules exerts vapor pressure on surfaces. The movement of water vapor molecules exerts vapor pressure on surfaces.
MHC Class I and Class II Molecules MHC Class I and Class II Molecules
Strategies for replicating linear genomes Strategies for replicating linear genomes
Acids, Bases, & Salts Acids, Bases, & Salts
What volume of 8.25 M HCl solution must be diluted to prepare 2.40 L of 0.500 M What volume of 8.25 M HCl solution must be diluted to prepare 2.40 L of 0.500 M
Linear programming problems using the simplex method. Linear programming problems using the simplex method.
Video: Neural Reflex Arc Animation

For a complete list of videos, visit our video library