The given dissociation constant (Ka) value 1.3×10-10 is of_________________?

Related Mcqs:

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

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

2. For a given process the heat changes at constant pressure (qp) and at constant volume (qv) are related to each other as___________________?

   A. qp = qv
   B. qp < qv
   C. qp > qv
   D. qp = qv / 2

3. For a given mass of a gas at constant temperature, if the value V becomes 3 times, the pressure will becomes__________?

   A. 3P
   B. P/3
   C. 3P/T
   D. 6P

   Submitted by: Muhammad Ali Kunbhar

4. Which law states that the volume of a given amount of gas held at constant pressure is directly proportional to the Kelvin temperature?

   A. Charles’ Law
   B. Avogadro’s Law
   C. Graham’s Law
   D. Boyle’s law

   Submitted by: Malik Asghar Hussain

5. For a reaction involving only gases at 25?C the equilibrium constant can be expressed in terms of molarity Ke or partial pressure Kp. Which is true about the numerical value of Kp ?

   A. Kc is generally greaer than Kp
   B. Kc is generally less than Kp
   C. Kc is generally equal to Kp
   D. Kc is equal to Kp if the total moles of reactants and products are equal

6. A solid may be made up of_________________?

   A. Atoms
   B. Ions
   C. Molecules
   D. A, B, and C

7. Mostly ionic compound are produced in between elements of_________________?

   A. IA and VIA
   B. IA IIA and VIIA
   C. IB and VIIB
   D. IA and IB

8. Phosphorus helps in the growth of_________________?

   A. root
   B. leave
   C. stem
   D. seed

9. Dry distillation of calcium acetate results in the formation of_________________?

   A. formaldehyde
   B. acetaldehyde
   C. methane
   D. acetone

10. An element having low value of ionization energy and low value of electron affinity is likely to belong to__________________?

    A. Group IA
    B. Group IB
    C. Group VIIA
    D. Group VIII