Chemistry Questions Practice Question and Answer
8 4 Q:
63aaabe3e541fa7a01223f5f 4 Q:
638de03d34f83f14728dfb2f 4 Q:
6389c46c9ebad6607b7f78db 4 Q:
6389c01134f83f1472741741 4 Q:
6389bb3dc878936066e74a7b 4 Q:
6389b606c878936066e6e499 4 Q:
6329be895c208a6bf7ddd993 4 Q:
62f33ba13342ab1184379169
Q:Read the following questions carefully and answer them.
The isotope of Uranium used in atomic reactors is
143 063aaabe3e541fa7a01223f5f
63aaabe3e541fa7a01223f5f- 1$$U^235$$true
- 2$$U^236$$false
- 3$$U^237$$false
- 4$$U^232$$false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "$$U^235$$ "
Q: The helical structure of protein is stabilized by
221 0638de03d34f83f14728dfb2f
638de03d34f83f14728dfb2f- 1Depeptide bondsfalse
- 2Hydrogen bondstrue
- 3Ester bondsfalse
- 4Peptide bondsfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Hydrogen bonds"
Q: Which of the following is used as raw material for the manufacture of rayon?
223 06389c46c9ebad6607b7f78db
6389c46c9ebad6607b7f78db- 1Coalfalse
- 2Petroleumfalse
- 3Cellulosetrue
- 4Plasticfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Cellulose"
Q: Plastic bottles are made of a polymer called PET. The expanded form of PET is
198 06389c01134f83f1472741741
6389c01134f83f1472741741- 1Polyethylene terephthalatetrue
- 2Polyethyl Terelenefalse
- 3Polyethylene triphosphatefalse
- 4Polyethyl tetrachloridefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Polyethylene terephthalate"
Q: Which among the following is false about natural rubber?
175 06389bb3dc878936066e74a7b
6389bb3dc878936066e74a7b- 1It is an elastomerfalse
- 2It is a monomer of cis-isoprenefalse
- 3Natural rubber is a polymer of chlororprenetrue
- 4It is heated with sulphur compounds to improve its propertiesfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Natural rubber is a polymer of chlororprene"
Q: ______fibre is used in making bullet proof vests.
182 06389b606c878936066e6e499
6389b606c878936066e6e499- 1Nylon-66false
- 2Terylenefalse
- 3Kevlartrue
- 4Lexanfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Kevlar"
Q: Which of the following energy is most used in organic quantities?
272 06329be895c208a6bf7ddd993
6329be895c208a6bf7ddd993- 1Solar Energytrue
- 2Petroleum Energyfalse
- 3Atomic Energyfalse
- 4Coal Energyfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Solar Energy"
Q: Alpha particles are ___________.
294 062f33ba13342ab1184379169
62f33ba13342ab1184379169- 1twice the mass of beta particlesfalse
- 2negatively chargedfalse
- 3just like helium nucleitrue
- 4lower in ionizing power as compared to gamma raysfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "just like helium nuclei"
en501