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

Related Mcqs:

1. As a substance moves from a solid to a liquid all of the following changes occur except ?

   A. molecules become more disordered.
   B. K.E of the molecules decreases
   C. intermolecular forces become weaker.
   D. molecules move more frequently.

2. Concentration of solute molecule when they are in equilibrium with solid substance at particular temperature is called________________?

   A. saturated solution
   B. solubility
   C. unsaturated solution
   D. super saturated solution

3. The process by which a substance absorbs moisture upon exposure to atmosphere is called?

   A. Efflorescence
   B. Dehydrogenation
   C. Desalination
   D. Deliquescence 

   Submitted by: Farhan Rana

4. The Substance which resist in change in PH is called?

   A. Neutralization
   B. Osmosis
   C. Buffer
   D. Active transport

   Submitted by: Chakar Hussain Shar

5. Which of the following cannot exist in solution_________________?

   A. O-2
   B. H+
   C. Cl-
   D. Na+

6. Which group contains elements that exist as monoatomic molecule?

   A. 1
   B. 2
   C. 14
   D. 18

   Submitted by: Muhammad Ali Kunbhar

7. If a graph is plotted between temperature on x-axis and volume on y-axis for 1 mole of gas then we get straight line which cuts the temperature exis at________________?

   A. 0?C
   B. 273.16K
   C. ?273.16 K
   D. ?273.16?C

8. Paramagnetic behaviour of substance is measured by a balance called___________________?

   A. Analytical balance
   B. Guoys balance
   C. Electrical balance
   D. Single beam balance

9. A substance which increases the reactivity of enzyme is called_________________?

   A. Promoters
   B. Inhibitors
   C. Stimulators
   D. Non-activators

10. The properties which do not depend on mass of the substance are _____________?

    A. Extensive properties
    B. Colligative properties
    C. intensive properties
    D. None of These

    Submitted by: Aneela shabbir