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Preparation of synthetic rubbers
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Explain the formation of BUNA-N ?
Important Questions on Introduction to Polymer Chemistry
EASY
Chemistry
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Organic Chemistry
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Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
Which one of the following structures represents the neoprene rubber?
MEDIUM
Chemistry
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Organic Chemistry
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Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
Which of the following monomers is used in manufacture of Neoprene rubber?
EASY
Chemistry
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Organic Chemistry
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Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
Identify the polymer obtained by heating
n
moles of isobutylene with
n
moles of isoprene at
100
°
C
in presence of anhydrous
AlCl
3
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Chemistry
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Organic Chemistry
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Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
Natural rubber has:
MEDIUM
Chemistry
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Organic Chemistry
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Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
Buna
-
S
can be represented as:
HARD
Chemistry
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Organic Chemistry
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Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
On complete hydrogenation, natural rubber produces
EASY
Chemistry
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Organic Chemistry
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Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
Which one of the following statements is not correct?
EASY
Chemistry
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Organic Chemistry
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Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
The structure of Neoprene is :
MEDIUM
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Organic Chemistry
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Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
Explain the difference between Buna- N and Buna-S.
EASY
Chemistry
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Organic Chemistry
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Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
Which one of the following structures represents the neoprene polymer?
EASY
Chemistry
>
Organic Chemistry
>
Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
Cis-
1
,
4
-polyisoprene is called
EASY
Chemistry
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Organic Chemistry
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Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
Which of the following rubbers is not a polydiene?
EASY
Chemistry
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Organic Chemistry
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Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
Natural rubber has unit in its structure.
EASY
Chemistry
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Organic Chemistry
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Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
Which one of the following monomer is used to prepare Neoprene?
EASY
Chemistry
>
Organic Chemistry
>
Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
In polymer Buna-
S
:
'
S
'
stands for:
EASY
Chemistry
>
Organic Chemistry
>
Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
What is vulcanization of rubber?
MEDIUM
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Organic Chemistry
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Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
Which statement is correct?
EASY
Chemistry
>
Organic Chemistry
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Introduction to Polymer Chemistry
>
Preparation of synthetic rubbers
Neoprene is a
MEDIUM
Chemistry
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Organic Chemistry
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Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
Which is true about Buna-
N
?
MEDIUM
Chemistry
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Organic Chemistry
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Introduction to Polymer Chemistry
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Preparation of synthetic rubbers
Styrene-butadiene elastomers (SBR) are the largest-volume synthetic rubber in the world. What is the ratio of butadiene : styrene in SBR?
