NAT IIP Physical Science Chemistry Preparation Online Test for Pakistani Students

MCQ's Test For NAT II Physical Science Chemistry

Try The MCQ's Test For NAT II Physical Science Chemistry

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  • Time Allowed15

NAT II Physical Science Chemistry

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Question # 1

The ratio of the ionization energy of H and Be3+is

Question # 2

Most common reactions of benzene and its derivatives are

Question # 3

The bond angle H-O-H in ice is closest to

Question # 4

Which of the following with aqueous KOH will give acetaldehyde?

Question # 5

Bromine is obtained on a commercial scale from

Question # 6

Atmosphere of big/metropolitan cities is polluted most by

Question # 7

Dolomite has the composition

Question # 8

Which one of the halogen acid is a liquid?

Question # 9

Carbon monoxide is pollutant as it

Question # 10

An endothermic reaction is one in which the reacting substances

Question # 11

Minamata disease is due to pollution of

Question # 12

The osmotic pressure of solution increases if

Question # 13

1-Chloropropane has two isomers. It is an example of

Question # 14

Saturated solution of NaCl on heating becomes

Question # 15

Which of the following metal exhibits more than one oxidation?

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NAT-II Chemistry Chapter 0 Important MCQ's

Sr.# Question Answer
1 The reaction/method that does not give an alkane is
A. Catalytic hydrogenation of alkanes
B. Wurtz reaction
C. Hydrolysis of alkyl magnesium bromide
D. Dehydrohalogenation of an alkyl halide.
2 Which reaction sequence would be best to prepare 3-chloro-aniline from benzene?
A. Chlorination, nitration, reduction
B. Nitration, Chlorination, reduction
C. Nitration, reduction, chlorination
D. Nitration, reduction, acylation, chorination, hydrolysis
3 Which of the following imparts violet colouration to non-luiminous flame of Bunsen burner?
A. NaCl2
B. BaCl2
C. CaCl2
D. KCl
4 Phenol is heated with CCl4and alkaline KOH when salicylic acid is produced. The reaction is known as
A. Frledel-Craft reaction
B. Riemer-Tiemann's reaction
C. Rosenmund's reaction
D. Sommelet reaction
5 Which has maximum protein content?
A. Ground nut
B. Cow milk
C. Egg
D. Wheat
6 Pollutant of automobile exhausts that affects nervous system/produces mental diseases is
A. Mercury
B. Lead
C. Nitrogen oxide
D. Sulphur oxide
7 Natural fertilizer provides potassium in the form of K2O (potash)
A. 1.5 kg
B. 3 kg
C. 4.5 kg
D. 6.5 kg
8 Which of the following does not reflect the periodicity of elements?
A. Bonding begaviour
B. Electronegativity
C. Ionisation potential
D. Neutron/proton ratio
9 Which of the following is directly related to Qualitative analysis?
A. Identification
B. Separation
C. Measurement
D. Calculation
10 Rusting of iron is catalysed by
A. Fe
B. O2
C. Zn
D. H+

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