EASY
Earn 100

Explain isotactic polymers taking suitable example.

Important Questions on Materials

MEDIUM
Give two points of difference between thermoplastics and thermosetting polymers.
MEDIUM
What are the thermosetting polymers?
EASY
The molecules arranged in alternate side of the polymer chain is known as _____.
MEDIUM

For the given polymer:

i) Identify the repeat unit

ii) Give the structures of the monomers used to make the polymer.

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EASY
How Syndiotactic polymer are arranged?
EASY
The value of Poly dispersity index of the polydisperse polymer is _____.
MEDIUM

For the given polymer:

i) Identify the repeat unit

ii) Give the structures of the monomers used to make the polymer.

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EASY
Define Isotactic with examples.
MEDIUM

Here is a section of an addition polymer:

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Draw the displayed formula of its monomer.

EASY
Give example for the syndiotactic polymer.
MEDIUM

For the given polymer:

i) Identify the repeat unit

ii) Give the structures of the monomers used to make the polymer.

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EASY
Define Syndiotactic polymer.
EASY
Weight average molecular mass is _____ the number average molecular mass of the synthetic polymer.
MEDIUM

For the given polymer:

i) Identify the repeat unit

ii) Give the structures of the monomers used to make the polymer.

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EASY
The Syndiotactic polymer has the _____ pattern of arrangement of the molecules.
MEDIUM
Glycine is an amino acid with the formula H2NCH2COOH. Give the structure of the polymer that could be formed from glycine, showing at least two repeat units. 
EASY
Isotactic polymer is having the arrangement of molecule in _____.
EASY
The polypropylene is the example for _____ polymer.
MEDIUM

Represent the union of two sets by Venn diagram for each of the following.

X={x | x is a prime number between 80 and 100}

Y={y | y is an odd number between 90 and 100}

MEDIUM

a. Which of these monomers form addition polymers and which form condensation polymers?

NH2CH(CH3)COOH

ii H2C=CHC6H5

iii H2C=CHCOOH

iv NH2CH2COOH

CH3CH(OH)COOH

b. Explain how you made you decision?