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1
JEE Main 2021 (Online) 16th March Evening Shift
MCQ (Single Correct Answer)
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-1
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Which of the following polymer is used in the manufacture of wood laminates?
A
Melamine formaldehyde resin
B
Urea formaldehyde resin
C
cis-poly isoprene
D
Phenol and formaldehyde resin
2
JEE Main 2021 (Online) 26th February Morning Shift
MCQ (Single Correct Answer)
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The structure of Neoprene is :
A
JEE Main 2021 (Online) 26th February Morning Shift Chemistry - Polymers Question 42 English Option 1
B
JEE Main 2021 (Online) 26th February Morning Shift Chemistry - Polymers Question 42 English Option 2
C
JEE Main 2021 (Online) 26th February Morning Shift Chemistry - Polymers Question 42 English Option 3
D
JEE Main 2021 (Online) 26th February Morning Shift Chemistry - Polymers Question 42 English Option 4
3
JEE Main 2021 (Online) 25th February Morning Shift
MCQ (Single Correct Answer)
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Which statement is correct?
A
Buna-N is a natural polymer.
B
Synthesis of Buna-S needs nascent oxygen.
C
Buna-S is a synthetic and linear thermosetting polymer.
D
Neoprene is an addition copolymer used in plastic bucket manufacturing.
4
JEE Main 2021 (Online) 24th February Evening Shift
MCQ (Single Correct Answer)
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-1
Out of Syllabus
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In polymer Buna-S : 'S' stands for :
A
Sulphur
B
Styrene
C
Strength
D
Sulphonation
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