Chemistry General Knowledge Questions Practice Question and Answer
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Q: Halogens are belonging to:
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608b80848899c91069d282ed- 1Group17true
- 2Group 8false
- 3Group 18false
- 4Group 7false
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Answer : 1. "Group17 "
Q: During uniform motion of an object along a straight line, its ___________ remains constant with time.
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608926140ac1df7d9f80c934- 1accelerationfalse
- 2velocitytrue
- 3forcefalse
- 4decelerationfalse
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Answer : 2. "velocity "
Q: The catalyst is a substance through which the rates of chemical reactions ________.
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6082b13391a9f43a97b71fca- 1Decreasesfalse
- 2Changesfalse
- 3Increasestrue
- 4None of thesefalse
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Answer : 3. "Increases "
Q: Which of the following has low density and low melting point?
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6082915b38ab470ae93bd9be- 1Natrue
- 2Fefalse
- 3Cufalse
- 4Aufalse
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Answer : 1. "Na"
Q: .______ is least reactive element belonging to group 17.
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608290e438ab470ae93bd340- 1Brominefalse
- 2Iodinetrue
- 3Chlorinefalse
- 4Fluorinefalse
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Answer : 2. "Iodine "
Q: Which of the below allotropes of carbon is in the form of geodesic globe?
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60828f7fbfeec334bc88fc0b- 1Fullerenetrue
- 2Carbon nanotubefalse
- 3Graphitefalse
- 4Diamondfalse
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Answer : 1. "Fullerene "
Q: In which of the following classifications are the elements arranged in the order of their increasing atomic number?
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60827cb45027727e2faa5d77- 1The Modern Periodic Tabletrue
- 2Mendeleev's Periodic Table/false
- 3Newland's Law of Octavesfalse
- 4Dobereiner's Triadsfalse
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Answer : 1. "The Modern Periodic Table "
Q: What percentage of carbon is in steel?
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5feb07d1f33a00432aff075e- 13%false
- 24%false
- 32%true
- 45%false
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Answer : 3. "2%"
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