MCQ 6
General electronic configuration of p-block elements are given, Which of the following element has maximum first ionization energy.
A. ns², np2
B. ns2, np3
C. ns², np4
D. ns², np¹

Answer: B

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MCQ 7
The nature of canal rays depends upon
A. Composition of glass
B. Composition of electrode
C. Gas inside the discharge tube
D. All of these

Answer: C

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MCQ 8
The deflection of positive rays in magnetic field will be
A. Toward north pole
B. Toward south pole
C. Toward cathode
D. Perpendicular to magnetic field

Answer: D

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MCQ 9
The highest value of charge/ mass ratio is expected for gas. Assuming +1 charge
A. H₂
B. He
C. N₂
D. O2

Answer: A

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MCQ 10
The mass of hydrogen gas (H₂) will be
A. Equal to the mass of a proton
B. Half of the mass of a proton
C. Twice as that of mass of proton
D. Four times of mass of proton

Answer: C

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This Post Has 6 Comments

    1. Hifsa Pervez

      Shapes of orbitals were explained by magnetic or azimuthal quantum number? Answer below the question is given magnetic quantum number but in the explanation video of this question answer is given azimuthal quantum number.

      1. Umair Ali khan

        Azimuthal. The discussion has correct answers. Please mention the question number, therefore, it is corrected.

  1. Haseeb UR Rehman

    In ethanol and methanol, which has greater hydrogen bonding?

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