EASY
12th Maharashtra Board
IMPORTANT
Earn 100

Give examples of man made materials we use in our daily life.

Important Questions on Introduction to Polymer Chemistry

EASY
12th Maharashtra Board
IMPORTANT
Chemistry Standard 12>Chapter 15 - Introduction to Polymer Chemistry>Can you recall ?>Q iii
Which material is used in manufacture of toys, combs?
EASY
12th Maharashtra Board
IMPORTANT
Chemistry Standard 12>Chapter 15 - Introduction to Polymer Chemistry>Can you recall ?>Q iv

Write examples of thermosetting plastic articles.

EASY
12th Maharashtra Board
IMPORTANT
Chemistry Standard 12>Chapter 15 - Introduction to Polymer Chemistry>Can you recall ?>Q v
List various properties of plastic.
MEDIUM
12th Maharashtra Board
IMPORTANT
Chemistry Standard 12>Chapter 15 - Introduction to Polymer Chemistry>Use your brain Power>Q •

What is the type of polymerization in the following example?

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MEDIUM
12th Maharashtra Board
IMPORTANT
Chemistry Standard 12>Chapter 15 - Introduction to Polymer Chemistry>Use your brain Power>Q (i)

What is the type of polymerization in the following examples?

​​​​​​​nHO−(CH2)x−OH+nHOOC−(CH2)y−COOH→HO−[(CH2)x−O−CO−(CH2)y−CO]n−OH

EASY
12th Maharashtra Board
IMPORTANT
Chemistry Standard 12>Chapter 15 - Introduction to Polymer Chemistry>Use your brain Power>Q •
From the cis-polyisoprene structure of natural rubber explain the low strength of van der Waals forces in it.
EASY
12th Maharashtra Board
IMPORTANT
Chemistry Standard 12>Chapter 15 - Introduction to Polymer Chemistry>Use your brain Power>Q •
Explain how vulcanization of natural rubber improves its elasticity? (Hint: consider the intermolecular links.)
MEDIUM
12th Maharashtra Board
IMPORTANT
Chemistry Standard 12>Chapter 15 - Introduction to Polymer Chemistry>Can you recall ?
How is ethylene prepared?