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Chemistry 1488 MCQs [All-Courses]

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oost your exam preparation with our Chemistry MCQs designed for PPSC, FPSC, NTS, OTS, PTS, AJKPSC, BPSC, KPPSC, PMS, CSS, and all competitive exams.
Our content covers Basic Chemistry, Atomic Structure, Periodic Table, Chemical Reactions, Acids & Bases, Organic Chemistry, and everyday chemical concepts.

All Topics  1488

Which of the following way in used for classification of chromatography ?
A Shape
B Phase
C Mechanism
D All
Correct Answer: All
In alkaline battery the anode is made up of______________________?
A MnO2
B Zn
C AgO2
D cadmium
Correct Answer: Zn
Neutrons moving with an energy of 1.2 MeV are called_______________?
A Fast neutrons
B Slow neutrons
C Moderate neutrons
D All are possible
Correct Answer: Fast neutrons
Density of H2SO4 in lead accumulator is__________________?
A 1.25g/cm3
B 1.3g/cm3
C 1.20g/cm3
D 1.15g/cm3
Correct Answer: 1.25g/cm3
When 6d orbital is complete the entering electron goes into_________________?
A 7f
B 7s
C 7p
D 7d
Correct Answer: 7p
Secondary cell is_____________________?
A rechargeable
B non rechargeable
C electrolytic cell
D Daniel cell
Correct Answer: rechargeable
Centrifugal forces are balanced in atom by__________________?
A Attractive forces
B Repulsive force
C Electrons
D Neutrons
Correct Answer: Attractive forces
Greater value of standard reduction potential greater will be tendency__________________?
A to get oxidized
B to get reduced
C to accept electrons
D both B and C
Correct Answer: both B and C
_______________ can expel proteons from paraffins ?
A Electron
B Positron
C Neutron
D None of above has such capability
Correct Answer: Neutron
The element that act as anode always have ______________ position in electrochemical cell?
A higher
B lower
C in middle
D no effect of position
Correct Answer: higher
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