I3( Tri-iodine) has shape_________?

Related Mcqs:

1. Iodine is solid due to_________________?

   A. Strong covalent bond
   B. Large value of dipole moment
   C. High polarizability
   D. Strong hydrogen bonding

2. 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

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

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

   Submitted by: Shumail Bashir

4. Free neutron changes into proton with the emission of__________________?

   A. Neutrino
   B. Electron
   C. Both A & B
   D. Meson

5. In solvent extraction ether is used to separate products of organic synthesis from________________?

   A. water
   B. iodine
   C. hydrochloric acid
   D. gases

6. Energy released or absorbed when electrons are added in atom is_________________?

   A. Ionization potential
   B. Electronegativity
   C. Electron affinity
   D. Activation energy

7. Unpaired electron in a molecule gives ______________ character ?

   A. Ferromagnetic
   B. Paramagnetic
   C. Diamagnetism
   D. Both A & B

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

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

9. The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is___________?

   A. 2.05 gram
   B. 3.05 gram
   C. 4.05 gram
   D. 5.05 gram

   Submitted by: Muhammad Ali Kunbhar

10. The decomposition of nitroglycerine is an example of:

    A. Self catalytic reaction
    B. Enzyme catalytic reaction
    C. Autocatalytic reaction
    D. induced catalysis

    Submitted by: Said wali shah