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This section includes 27 Mcqs, each offering curated multiple-choice questions to sharpen your Applied Chemistry knowledge and support exam preparation. Choose a topic below to get started.
1. |
Vulcanized BUNA – N is resistant to _________ |
A. | High temperatures |
B. | Low temperature |
C. | Oils |
D. | Acids |
Answer» B. Low temperature | |
2. |
BUNA – N can be vulcanised by __________ |
A. | Sulphur |
B. | Oxygen |
C. | Sulphur dioxide |
D. | Sulphurous acid |
Answer» B. Oxygen | |
3. |
BUNA – N is a co-polymer of ___________ and __________ |
A. | Butadiene, acrylonitrile |
B. | Sodium poly sulphide, ethylene dichloride |
C. | Benzene, ethylene |
D. | Acetaldehyde, ethyl alcohol |
Answer» B. Sodium poly sulphide, ethylene dichloride | |
4. |
The gaskets can be made by __________ |
A. | Gutta-percha |
B. | Nitrile rubber |
C. | Thiokol rubber |
D. | BUNA – S |
Answer» D. BUNA – S | |
5. |
The poly sulphide rubber is resistant to __________ |
A. | Ozone |
B. | Oils |
C. | Chemicals |
D. | Nitrogen |
Answer» B. Oils | |
6. |
Which of the following rubber cannot be vulcanised? |
A. | BUNA – S |
B. | BUNA – N |
C. | Thiokol rubber |
D. | Teflon |
Answer» D. Teflon | |
7. |
Which of the following can be made by the BUNA – S? |
A. | Cable insulations |
B. | Coats |
C. | Water proof clothes |
D. | Cosmetics |
Answer» B. Coats | |
8. |
Manufacture of tyres can be done by __________ |
A. | BUNA – N |
B. | Thiokol rubber |
C. | Poly sulphide rubber |
D. | BUNA – S |
Answer» E. | |
9. |
The BUNA – S is _________ chemicals. |
A. | Attacked by |
B. | Resistant to |
C. | Neither resistant nor attacked |
D. | Neutral |
Answer» C. Neither resistant nor attacked | |
10. |
Styrene rubber is vulcanised by ___________ |
A. | Sulphurous oxide |
B. | Sulphur mono chloride |
C. | Sulphur-di-oxide |
D. | Carbon |
Answer» C. Sulphur-di-oxide | |
11. |
In BUNA – S, the BU stands for ________ |
A. | Butadiene |
B. | Butane |
C. | Butaraldehyde |
D. | 3-Butanoic acid |
Answer» B. Butane | |
12. |
BUNA – S is otherwise called as __________ |
A. | Sodium rubber |
B. | Synthesized rubber |
C. | Butadiene rubber |
D. | Styrene rubber |
Answer» E. | |
13. |
WHICH_OF_THE_FOLLOWING_RUBBER_CANNOT_BE_VULCANISED??$ |
A. | BUNA – S |
B. | BUNA – N |
C. | Thiokol rubber |
D. | Teflon |
Answer» D. Teflon | |
14. |
WHICH_OF_THE_FOLLOWING_CAN_BE_MADE_BY_THE_BUNA_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬®_S??$# |
A. | Cable insulations |
B. | Coats |
C. | Water proof clothes |
D. | Cosmetics |
Answer» B. Coats | |
15. |
The gaskets can be made by __________$ |
A. | Gutta-percha |
B. | Nitrile rubber |
C. | Thiokol rubber |
D. | BUNA – S |
Answer» D. BUNA ‚Äö√Ñ√∂‚àö√ë‚àö¬® S | |
16. |
The poly sulphide rubber is resistant to __________ |
A. | Ozone |
B. | Oils |
C. | Chemicals |
D. | Nitrogen |
Answer» B. Oils | |
17. |
Vulcanized BUNA – N is resistant to _________$ |
A. | High temperatures |
B. | Low temperature |
C. | Oils |
D. | Acids |
Answer» B. Low temperature | |
18. |
BUNA – N can be vulcanised by __________$ |
A. | Sulphur |
B. | Oxygen |
C. | Sulphur dioxide |
D. | Sulphurous acid |
Answer» B. Oxygen | |
19. |
BUNA – N is a co-polymer of ___________ and __________$ |
A. | Butadiene, acrylonitrile |
B. | Sodium poly sulphide, ethylene dichloride |
C. | Benzene, ethylene |
D. | Acetaldehyde, ethyl alcohol |
Answer» B. Sodium poly sulphide, ethylene dichloride | |
20. |
Manufacture of tyres can be done by _________? |
A. | BUNA – N |
B. | Thiokol rubber |
C. | Poly sulphide rubber |
D. | BUNA – S |
Answer» E. | |
21. |
The BUNA – S is _________ chemicals.$ |
A. | Attacked by |
B. | Resistant to |
C. | Neither resistant nor attacked |
D. | Neutral |
Answer» C. Neither resistant nor attacked | |
22. |
BUNA- S is a __________ |
A. | Electrical insulator |
B. | Electrical conductor |
C. | Semi conductor |
D. | Conducts only at certain temperature |
Answer» B. Electrical conductor | |
23. |
Styrene rubber is vulcanised by ___________ |
A. | Sulphurous oxide |
B. | Sulphur mono chloride |
C. | Sulphur-di-oxide |
D. | Carbon |
Answer» C. Sulphur-di-oxide | |
24. |
Styrene rubber is a _________ |
A. | Strong |
B. | Weak |
C. | Neither strong nor weak |
D. | Very weak |
Answer» B. Weak | |
25. |
In BUNA – S, the BU stands for ________$ |
A. | Butadiene |
B. | Butane |
C. | Butaraldehyde |
D. | 3-Butanoic acid |
Answer» B. Butane | |
26. |
Ameripol is nothing but _________ |
A. | BUNA – N |
B. | BUNA – S |
C. | Dacron |
D. | Teflon |
Answer» C. Dacron | |
27. |
BUNA – S is otherwise called as __________ |
A. | Sodium rubber |
B. | Synthesized rubber |
C. | Butadiene rubber |
D. | Styrene rubber |
Answer» E. | |