When common salt is dissolved in water ?

Related Mcqs:

1. When a compound of transition element is dissolved in a solution of salt then it produces____________________?

   A. simples ions
   B. complex ions
   C. double salts
   D. strong anions

2. 18g glucose is dissolved in 90g water the relative lowering in vapour pressure is equal to ___________________?

   A. 8
   B. 5.1
   C. 6
   D. one/fifty one

3. Which set of solutes will form a buffer when dissolved in water to make 1 litter of solution ?

   A. 0.0002M HCI
   B. 0.2 mole of NaCI with 0.2 mole of HNO3
   C. 0.4 mole of CH3COOH with 0.4 mole of NaOH
   D. 0.4 mole of NH3 with 0.2 mole of HCI

4. Hypochlorous acid is used for disinfecting the water it reacts with the dissolved ammonia producing___________________?

   A. NH2Cl
   B. NHCI2
   C. NCI2
   D. all of the above

5. Which one of the following salt does not hydrolyzed________________?

   A. Na2SO4
   B. AlCl3
   C. CuSO4
   D. NH4Cl

6. When 0.5 mole of phosphoric acid is dissolved in aqueous solution how many moles of -ve and +ve ions are collected altogether ?

   A. 0.5
   B. 1
   C. 1.5
   D. 2

7. AgCl dissolved with conc (2×10-2) Ksp will be__________________?

   A. 3.6 x 10-6
   B. 3.6 x 10-5
   C. 7.2 x 10-6
   D. 4 x 10-4

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. Table salt crystallizes with a______________________?

   A. Face centered cubic lattice
   B. body centered cubic lattice
   C. simple cubic lattice
   D. othorhombic lattice

10. Chemical used in salt bridge is________________?

    A. KOH
    B. KCI
    C. KNO3
    D. KBr