Surface water contains:_____________?

Related Mcqs:

1. Surface Tension ________with increasing the surface area of liquid?

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

   Submitted by: Zahid Jagirani

2. 1 molar solution of glucose in water contains weight of glucose________________?

   A. 180g/dm3
   B. 170g/dm3
   C. 190g/dm3
   D. 195g/dm3

3. Right half cell contains _____________ electrode?

   A. A1
   B. Zn
   C. Cu
   D. Fe

4. Chlorination of water may be harmful if the water contains_________________?

   A. Ammonia
   B. Dissolved oxygen
   C. Carbon dioxide
   D. All

5. Chlorination of water may be harmful if the water contains_________________?

   A. Ammonia
   B. Dissolved oxygen
   C. Carbon dixide
   D. All

6. Formalin consists of mixture of formaldehyde methyl alcohol and water Percentage of water in it is________________?

   A. 60%
   B. 50%
   C. 52%
   D. 8%

7. The method in which more steam is passed through the water Gas to oxidize CO to Carbon Dioxide which is then more soluble in water than Hydrogen gas and gets separated is called______.

   A. liquification process
   B. Bosch  Process
   C. Fragmentation
   D. Thermal decomposition

   Submitted by: Aamir khan Hullio

8. In water molecule, Hydrogen & water are held together by ______ bond.

   A. Ionic
   B. Covalent
   C. Hydrogen
   D. Dating

   Submitted by: Aamir khan Hullio

9. Seventh period contains _________________ normal elements ?

   A. 2
   B. 4
   C. 6
   D. 8

10. Phenanthrene is a fused polycyclic compound contains __________ benzene rings ?

    A. Two
    B. Three
    C. Four
    D. Five