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Chemistry

Chemistry
0.01 mole of NaOH is added to 10 liters of water. The pH of water changes by

3
7
4
6

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Chemistry
Among the following, which is always found in free-state in nature?

Silver
Sodium
Gold
Copper

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Chemistry
The anode of a dry cell is made up of

Zinc
Lead
Iron
Cadmium

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Chemistry
Which of the following is a man-made source of air pollution ?

All of these
Automobile exhaust
Forest fire
Bacterial action in soil and swamp areas

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Chemistry
In sugar solution,

Sugar is solvent, water is solute
Both are solvents
Sugar is solute, water is solvent
Both are solutes

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Chemistry
The molecule which has the highest percentage of ionic character among the following is

HF
HBr
HCI
HI

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MORE MCQ ON Chemistry

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