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Chemistry GK Practice Question and Answer

Latest Popular RatedShowing Page 3 of 12Total Questions 90 Join Examsbook

Q:
If an alloy contains a metal mercury, what is it called?
1413 0

1
mercury alloy
Correct
Wrong
2
Iron Alloy
Correct
Wrong
3
Amalgam
Correct
Wrong
4
Zinc Alloy
Correct
Wrong

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Answer : 3. "Amalgam"

Q:
Gastric juice contains acids?
1412 0

1
Acetic acid
Correct
Wrong
2
Sulfuric acid
Correct
Wrong
3
Hydrochloric acid
Correct
Wrong
4
Nitric acid
Correct
Wrong

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Answer : 3. "Hydrochloric acid"

Q:
Is zinc ore?
1406 0

1
zinc blade
Correct
Wrong
2
Bauxite
Correct
Wrong
3
sodium chloride
Correct
Wrong
4
Sinawar
Correct
Wrong

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SingleChoice

Answer : 1. "zinc blade"

Q:
Which metal starts floating when put in water?
1404 0

1
calcium
Correct
Wrong
2
Nickel
Correct
Wrong
3
Magnesium
Correct
Wrong
4
Potassium
Correct
Wrong

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SingleChoice

Answer : 1. "calcium"

Q:
What is an alloy of copper and tin called?
1386 0

1
brass
Correct
Wrong
2
Duralumin
Correct
Wrong
3
Bronze
Correct
Wrong
4
Solder
Correct
Wrong

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Answer : 3. "Bronze"

Q:
Which metal does not react with oxygen even at higher temperatures?
1370 0

1
Iron
Correct
Wrong
2
Gold
Correct
Wrong
3
Potassium
Correct
Wrong
4
Aluminum
Correct
Wrong

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Answer : 2. "Gold"

Q:
Ant stings occur in?
1368 0

1
oxide acid
Correct
Wrong
2
Formic acid
Correct
Wrong
3
lactic acid
Correct
Wrong
4
None of these
Correct
Wrong

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SingleChoice

Answer : 2. "Formic acid"

Q:
Which gas accumulates at the anode after electromagnetic decomposition of alumina?
1338 0

1
Hydrogen gas
Correct
Wrong
2
nitrogen gas
Correct
Wrong
3
Carbon dioxide gas
Correct
Wrong
4
oxygen gas
Correct
Wrong

Show AnswerHide Answer
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SingleChoice

Answer : 4. "oxygen gas"

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