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Chemistry

Chemistry
Chemical name of vinegar is

Acetone
Formaldehyde
Acetic acid
Ethanol

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Chemistry
The nucleus of a hydrogen atom consists of

1 electron only
1 proton only
1 proton + 2 neutron
1 neutron only

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Chemistry
If a buffer solution is diluted its pH

Will slowly increase and then it will decrease
Is decreased
Is increased
Remains same

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Chemistry
The ionic radii of N3-, O2-, F- and Na+ follows the order

O2- > F- > Na+ > N3-
Na+ > O2- > N3- > F-
N3- > Na+ > O2- > F-
N3- > O2- > F- > Na+

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Chemistry
What is used in storage batteries?

Tin
Copper
Lead
Zinc

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Chemistry
Find the odd one:

Marble
Slaked lime
Chalk
Limestone

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MORE MCQ ON Chemistry

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