Which of the following always increases on going from top to bottom in a group ?

Related Mcqs:

1. The property which increases upto group IV-A then decreases on wards_______________?

   A. Ionization energy
   B. Atomic radii
   C. Melting & boiling points
   D. Atomic volume

2. The boiling point increases down the zero group element due to_________________?

   A. Ion dipole forces
   B. London forces
   C. Hydrogen bonding
   D. Dipole dipole forces

3. A technique of partition chromatography in which the solvent is in a pool at the bottom of container_______________?

   A. Adsorption chromatography
   B. Ascending chromatography
   C. Radial chromatography
   D. Descending chromatography

4. Melting points of VII-A group elements down the group ____________________?

   A. Increase
   B. Decrease
   C. Remain constant
   D. No regular trend

5. Which of the following ion formation is always exothermic ?

   A. Uni-negative
   B. Uni-positive
   C. Di-negative
   D. Di-positive

6. The octet rule does not always hold for which of the following elements _________________?

   A. C
   B. O
   C. F
   D. P

7. The nucleus of an atom of every element will always contain____________________?

   A. neutrons
   B. protons and electrons
   C. protons
   D. protons and neutrons

8. The element that act as anode always have ______________ position in electrochemical cell?

   A. higher
   B. lower
   C. in middle
   D. no effect of position

9. Atoms of all the elements always contain in nucleus:

   A. Proton and neutron
   B. Neutron and electron
   C. Proton
   D. Neutron

   Submitted by: Shumail Bashir

10. An acid-Base Reaction is always a/an __________?

    A. Endothermic
    B. Exothermic
    C. Fission
    D. Fusion

    Submitted by: Aamir khan Hullio