Surface Tension ________with increasing the surface area of liquid?

Related Mcqs:

1. Formation of vapours from the surface of a liquid is called________________?

   A. vapourization
   B. evaporation
   C. condensation
   D. cracking

2. On increasing the temperature the rate of reaction increases mainly because_________________?

   A. The activation energy of the reaction increases
   B. Concentration of the reacting molecules increases
   C. Collision frequency increases
   D. None of these

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

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

4. True increasing order of acidity of the oxides of Mn is_________________?

   A. MnO < MnO2 < Mn2O7
   B. Mn2O7 > MnO2 > MnO
   C. MnO2 > MnO > Mn2O7
   D. MnO2 > Mn2O7 > MnO

5. Viscosity of a liquid________by increasing temperature?

   A. Remains same
   B. Increases
   C. Decreases
   D. None

   Submitted by: Zahid Jagirani

6. Some substances are good conductor of electricity in both the solid and liquid states. These substances are generally______________?

   A. ionic substances
   B. metallic substances
   C. molecular solids
   D. covalent network solids

   Submitted by: Mansoor Ul Haque

7. If we provide very high amount of heat to a liquid its boiling point will__________________?

   A. increase
   B. remains constant
   C. decrease
   D. there will be no boiling

8. Rising of a wetting liquid in a capillary tube is due to__________________?

   A. Surface tension
   B. Cohesive forces
   C. Adhesive forces
   D. viscosity

9. The highest temperature at which a substance can exist as a liquid is called its______________?

   A. Critical temperature
   B. Standard temperature
   C. Absolute temperature
   D. Upper consulate temperature

10. The law which states that the amount of gas dissolved in a liquid is proportional to its partial pressure is___________?

    A. Dalton’s law
    B. Gay Lussac’s law
    C. Henry’s law
    D. Raoult’s law

    Submitted by: Muhammad Ali Kunbhar