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Chemistry GK Practice Question and Answer

Latest Popular RatedShowing Page 11 of 12Total Questions 90 Join Examsbook

Q:
Which is the first metal used by humans?
983 0

1
Gold
Correct
Wrong
2
Iron
Correct
Wrong
3
Copper
Correct
Wrong
4
Silver
Correct
Wrong

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SingleChoice

Answer : 3. "Copper"

Q:
Gastric juice contains acids?
985 0

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

Show AnswerHide Answer
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SingleChoice

Answer : 3. "Hydrochloric acid"

Q:
Used in removing permanent hardness of water?
1114 0

1
running soda
Correct
Wrong
2
bleaching powder
Correct
Wrong
3
Caustic soda
Correct
Wrong
4
Baking Soda
Correct
Wrong

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SingleChoice

Answer : 1. "running soda"

Q:
Ant stings occur in?
919 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:
Oxides commonly occur in metals?
931 0

1
acidic
Correct
Wrong
2
Effortless
Correct
Wrong
3
Amphoteric
Correct
Wrong
4
Alkaline
Correct
Wrong

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SingleChoice

Answer : 4. "Alkaline"

Q:
Which of the following metals does not react with cold or hot water?
1014 0

1
Na
Correct
Wrong
2
Ca
Correct
Wrong
3
Mg
Correct
Wrong
4
Fe
Correct
Wrong

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SingleChoice

Answer : 4. "Fe"

Q:
Which of the following metals burns with a golden flame?
982 0

1
Zn
Correct
Wrong
2
K
Correct
Wrong
3
Mg
Correct
Wrong
4
Na
Correct
Wrong

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SingleChoice

Answer : 4. "Na"

Q:
Which of the following properties does not show metals?
901 0

1
Sound nature
Correct
Wrong
2
Tensile
Correct
Wrong
3
electrical conductivity
Correct
Wrong
4
Mandata
Correct
Wrong

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SingleChoice

Answer : 4. "Mandata"

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