The ttractive forces between the partial positive end of one molecule and partial negative end of other molecule are called________________?

Related Mcqs:

1. 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

2. Which molecule have stronger London dispersion forces?

   A. Hydrogen gas
   B. Water
   C. Bromine
   D. Hydrochloric acid

   Submitted by: Naveed Shahzad Lali

3. Distance at which attractive forces of hydrogen overcome repulsive forces is __________ ?

   A. 75.2pm
   B. 75.3pm
   C. 75.5pm
   D. 75.4pm

   Submitted by: Rashid Mehmood

4. When a graph is plotted between 1/T on X-axis and log k on y-axis a straight line is obtained with a negative slope which has two end in__________________?

   A. I and II quadrant
   B. II and III quadrant
   C. III and IV quadrant
   D. II and IV quadrant

5. Which one is not the partial pressure of oxygen in the lungs ?

   A. 0.1526 atm
   B. 116 mm of Hg
   C. 116 torr
   D. 1 atm

6. The partial pressure exerted by the water vapours is called_______________?

   A. Surface tension
   B. Aqueous tension
   C. Vapour pressure
   D. Hydraulic pressure

7. 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

8. 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

9. Which of the following is the best explanation that CO2 is non polar molecule __________________?

   A. Linear geometry
   B. Dipole moment is zero
   C. Sp hybridization
   D. None

10. The bond energy of Hydrogen molecule is__________?

    A. 110Kcal/mol
    B. 106Kcal/mol
    C. 104Kcal/mol
    D. 150KJcal/mol

    Submitted by: Aamir khan Hullio