Iodine is solid due to_________________?

Related Mcqs:

1. Which of the following oxides of iodine is used for quantitative analysis of CO ?

   A. I2O4
   B. I4O2
   C. I2O5
   D. All are equally useful

2. I3( Tri-iodine) has shape_________?

   A. Trigonal bipyramidal
   B. Linear
   C. Square bipyramidal
   D. Both A and C

   Submitted by: Muhammad Ali Kunbhar

3. What is the mass of one mole of Iodine?

   A. 74g
   B. 254g
   C. 127g
   D. 53g

   Submitted by: Shumail Bashir

4. Boiling points of hydrocarbons increase with the increase in number of carbon atoms. It is mainly due to_________________?

   A. More strength of H-bonding
   B. More strength of London forces
   C. Less polarizability
   D. All of the above

5. The boiling point increases down the zero group element due to_________________?

   A. Ion dipole forces
   B. London forces
   C. Hydrogen bonding
   D. Dipole dipole forces

6. Electricity in voltaic cell is produced due to_________________?

   A. neutralization
   B. oxidation
   C. reduction
   D. both B & C

7. The determination of correct molecular weight from Raoults law is applicable to_________________?

   A. a volatile solute in dilute solution
   B. a non-electrolyte & non volatile solute in concentrated solution
   C. a non-electrolyte & non volatile solute in concentrated solute
   D. non volatile solute in a dilute solution

8. Rate of disappearance of reactant is equal to_________________?

   A. Rate of reaction
   B. Rate of formation of product
   C. Energy released during reaction
   D. A and B

9. Some substances are good conductor of electricity in both the solid and liquid states. These substances are generally______________?

   A. ionic substances
   B. metallic substances
   C. molecular solids
   D. covalent network solids

   Submitted by: Mansoor Ul Haque

10. The percentage of suspended solid waste in raw water is removed by coagulation is__________________?

    A. 60
    B. 70
    C. 80
    D. 90