Mock Part 3
Select the correct statement from the following option.(a) Conjugate effect is stronger than (-I) effect(b) Conjugate effect is weaker than (-I) effect(c) Conjugate effect is same as (-I) effect(d) None of…
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September 5, 2024
Mock Part 2
Which of the following is not the application of gel filtration? (PPSC 2021)(a) Purification(b) Relative molecular mass determination(c) Protein concentration(d) None of theseAnswer: (d) Which solvent is usually used for SEC…
September 5, 2024
Mock Part 1
Which of the following elements is the most electropositive??(a) B(b) C(c) Cl(d) NAnswer: (a)Explanation“Electropositivity can be defined as the tendency of an atom to donate electrons and form positively charged cations.”…
September 5, 2024
Quantum Chemistry
Quantum Chemistry Total number of nodes for 3d orbital is __(a) 3(b) 2(c) 1(d) 0Answer: (b)ExplanationTotal number of nodes include angular and radial nodes. Angular nodes and radial nodes are given…
September 5, 2024
Quiz Physics 1 Part 4
A white light when passed through prism isDeviatedDispersedNone of theseAnswer: Dispersed 40 dB + 44 dB = ?40 dB41 dB44 dB45 dBAnswer: 45 dB A string fixed at both ends forms…
September 5, 2024
Quiz Physics 1 Part 3
Temperature of a gas increases from 10C to 20C, what happens to the viscosity of the gas?IncreasesDecreasesRemains sameNone of theseAnswer: Increases Terminal velocity does not depends uponFalling timeAreamassviscosityAnswer: Falling time [PPSC…
September 5, 2024
Quiz Physics 1 Part 2
According to second condition of equilibrium, for a system to be in rotational equilibrium, the torques acting on it must balance. This is true only if the torques are taken about:the…
September 5, 2024
Quiz Physics 1 Part 1
[PPSC 2017] Work done to stop the motion of car is equivalent to:Thermal EnergyK.E.P.E.None of theseAnswer K.E [PPSC 2017] Work done in circular motion after complete cycle? Radius is 5m with…
September 5, 2024
S and p
1.The correct increasing order of splitting power of ligands according to spectrochemical series is(a) Cl– < OH– < CN–(b) Cl– < CN– < OH–(c) OH– < Cl– < CN–(d) none of…
September 5, 2024
States of matter
When 1 litre of water is cooled from 4°C to 0°C, its volume _.?(a) First decreases and then increases(b) Remains the same(c) Increases(d) DecreasesAnswer: (c)ExplanationWhen 1 litre of water is cooled…
September 5, 2024