Chemistry Questions Practice Question and Answer
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Q: Curie is the unit of:
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61655c5bd881f96172322089- 1Heatfalse
- 2Energyfalse
- 3Radioactivitytrue
- 4Temperaturefalse
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Answer : 3. "Radioactivity "
Q: Which acid is used in lemons?
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5ef2f33d7c1ec61320b147a2- 1Acetic acidfalse
- 2Nitric acidfalse
- 3Citric acidtrue
- 4All of the abovefalse
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Answer : 3. "Citric acid "
Q:Read the following questions carefully and answer them.
The isotope of Uranium used in atomic reactors is
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63aaabe3e541fa7a01223f5f- 1$$U^235$$true
- 2$$U^236$$false
- 3$$U^237$$false
- 4$$U^232$$false
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Answer : 1. "$$U^235$$ "
Q: A strong acid has a ______________
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63c7b6411e8e3f3e1a35cf4b- 1Weak conjugate acidfalse
- 2Weak conjugate basetrue
- 3Strong conjugate basefalse
- 4Strong conjugate acidfalse
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Answer : 2. "Weak conjugate base"
Q: Which of the following energy is most used in organic quantities?
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6329be895c208a6bf7ddd993- 1Solar Energytrue
- 2Petroleum Energyfalse
- 3Atomic Energyfalse
- 4Coal Energyfalse
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Answer : 1. "Solar Energy"
Q: Alpha particles are ___________.
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62f33ba13342ab1184379169- 1twice the mass of beta particlesfalse
- 2negatively chargedfalse
- 3just like helium nucleitrue
- 4lower in ionizing power as compared to gamma raysfalse
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Answer : 3. "just like helium nuclei"
Q: Chemically " Plaster of Paris " is –
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5ef2f5d481a47f2e7aec098b- 1Calcium oxidefalse
- 2Calcium oxalatefalse
- 3Calcium Sulphatetrue
- 4Calcium Carbonatefalse
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Answer : 3. "Calcium Sulphate "
Q: What is the more common name for solid carbon dioxide?
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62bea9681d322d793f52a911- 1Quick Silverfalse
- 2Epsomfalse
- 3Potashfalse
- 4Dry Icetrue
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Answer : 4. "Dry Ice"
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