Which of the following substance do not show continuous solubility curve ?

Related Mcqs:

1. Solubility of KCIO3 gives__________________?

   A. continuous and falling solubility curve
   B. discontinuous and falling solubility curve
   C. continuous and rising solubility curve
   D. discontinuous and rising solubility curve

2. Solubility of CaF2 is 2.0×10-4 gdm-3 then Ksp of CaF2 is_______________?

   A. 4.0 x 10-8
   B. 3.2 x 10-11
   C. 2.0 x 10-8
   D. 4.0 x 10-12

3. Solubility product of AgCl is 2.0 x 10-10 mol2 dm-6. Maximum Concentration of Ag+1 ions in the solution is__________________?

   A. 2.0 x 10-10 mol dm-3
   B. 1.414 x 10-5 mol dm-3
   C. 1.0 x 10-10 mol dm-3
   D. 1.0 x 10-5 mol dm-3

4. Solubility of any salt can be determined from_______________?

   A. Ka
   B. Kb
   C. Kc
   D. Ksp

5. Which of the following is a substance?

   A. Sea water
   B. Brass
   C. Tape water
   D. Graphite
   E. Sand

   Submitted by: Mansoor Ul Haque

6. 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.

7. 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

8. Which of the following solids show anisotropy___________________?

   A. Plastic
   B. Glass
   C. Rubber
   D. None of the above

9. Which of the following element doesnot show allotropy_________________?

   A. Carbon
   B. Arsenic
   C. Nitrogen
   D. Sulphur

10. Which one of the following does not show hydrogen bonding?

    A. Water
    B. Ethyl alcohol
    C. Phenol
    D. Diethyl ether