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

Related Mcqs:

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

   A. Metallic character
   B. Electronegativity
   C. Oxidizing power
   D. Tendency to get reduced

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. Across short period the melting and boiling point increase upto __________________?

   A. IIIA group
   B. IVA group
   C. VA group
   D. VIA group

4. The melting points and boiling points upto meddle of 3d- series ____________________?

   A. increases
   B. decreases
   C. remain same
   D. no regular trend

5. Upto ___________________ C atoms alkanes are gases?

   A. 2
   B. 3
   C. 4
   D. 6

6. The atomic radii decreases by increasing atomic number in________________?

   A. Alkali metal
   B. Alkaline earth metal
   C. Elements from Li to Ne
   D. Halogens

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

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

8. When water freezes at 0°C its density decreases due to_______________?

   A. Change of bond angles
   B. Cubic structure of ice
   C. Empty space present in the structure of ice
   D. Change of bond length

9. The degree of dissociation of week electrolyte increases as________________?

   A. Pressure increases
   B. Dilution decreases
   C. Dilution increases
   D. None

10. Anything which increases rate of reaction without being involved in the reaction________________?

    A. Promoter
    B. Catalyst
    C. Inhibitor
    D. All of the above