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NAT II Physical Science Chemistry MCQs With Answers
Question # 1
Oleum is
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Castor oil
Oil of vitriol
Fuming of H
2
SO
4
None of them
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Question # 2
Which of the following mineral does not contain Al?
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Cryolite
Mica
Feldspar
Fluorspar
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Question # 3
Which of the following units represents largest amount of energy?
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Calorie
Joule
Erg
Electron vol.
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Question # 4
The structure of XeF6
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Distorted octahedral
Pyramidal
Tetrahedral
None of the above
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Question # 5
BiCl
3
on hydrolysis forms a white precipitate of
Choose an answer
Bismuthio acid
Bismuth oxychloride
Bismuth pentachloride
Bismuth hydroxide.
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Question # 6
Which for the following has greatest reducing power?
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Hl
HBr
HCl
Hl
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Question # 7
Ionic solids with defects, contain
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Equal number of cation and anion vacancies
Interstitial anions and anion vacancies
Cation vacancies only
Cation vacancies and interstitial cations
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Question # 8
Ozane is not
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An allotrope
A powerful oxidizing agent
Paramegnetic
a bent molecule
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Question # 9
Cannizzaro reaction is not given by
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Trimethyl acetaldehyde
Acetaldehyde
Benzaldehyde
Formaldehyde.
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Question # 10
Atmosphere of big/metropolitan cities is polluted most by
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Automobile exhausts
Pesticide residue
Household waste
Radio-active fall out
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Question # 11
Which of the following is directly related to Qualitative analysis?
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Identification
Separation
Measurement
Calculation
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Question # 12
Which of the following belongs to the halogen family?
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Francium
Polonium
Radium
Astatine
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Question # 13
Which of the following is an example of body centred cube?
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Magnesium
Zinc
Copper
Sodium
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Question # 14
The formula of nitre is
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KNO
3
NANO
2
NaCl
Na
2
CO
3
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Question # 15
Ascorbic acid is chemical name of
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Vitamin D
Vitamin A
Vitamin C
Vitamin B6
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Question # 16
Bromine is obtained on a commercial scale from
Choose an answer
Caliche
Carnallite
Common satl
Cryolite
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