Chemistry Practice Question and Answer
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609e4d5d6397877f31964090 4 Q:
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Q: Which of the following is not oxidized?
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5f69801f558d255013b26335- 1combustionfalse
- 2precipitationtrue
- 3Digestion of foodfalse
- 4Respirationfalse
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Answer : 2. "precipitation"
Q: _______ expansion makes the Eiffel Tower taller during summers.
1516 062bec77225fd051a65657af2
62bec77225fd051a65657af2- 1Gravitationalfalse
- 2Gradientfalse
- 3Chemicalfalse
- 4Thermaltrue
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Answer : 4. "Thermal"
Q: Which of the following reactions always have pairs together?
1510 05f698f46558d255013b2b2b6
5f698f46558d255013b2b2b6- 1combination and dissolutionfalse
- 2precipitation and displacementfalse
- 3neutralization and displacementfalse
- 4Oxidation and degradationtrue
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Answer : 4. "Oxidation and degradation"
Q: Which of the following has the least melting point?
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609e4d5d6397877f31964090- 1Carbonfalse
- 2Silverfalse
- 3Mercurytrue
- 4Goldfalse
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Answer : 3. "Mercury "
Q: A strong acid has a ______________
1504 063c7b6411e8e3f3e1a35cf4b
63c7b6411e8e3f3e1a35cf4b- 1Weak conjugate acidfalse
- 2Weak conjugate basetrue
- 3Strong conjugate basefalse
- 4Strong conjugate acidfalse
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Answer : 2. "Weak conjugate base"
Q: Silver and copper heat?
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61275c9cdbe92e068b911a69- 1are the best driverstrue
- 2are less conductorsfalse
- 3are dielectricsfalse
- 4is the best conductorfalse
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Answer : 1. "are the best drivers"
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: Which of the following are strongly acidic?
1491 05f697e6a397b1a52908c0aac
5f697e6a397b1a52908c0aac- 1pH = 7false
- 2pH = 14false
- 3pH = 0true
- 4pH = 3false
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Answer : 3. "pH = 0"
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