Which one of the following has polar covalent bond ?

Related Mcqs:

1. Which of the solid does not contain covalent bond________________?

   A. Copper
   B. Ice
   C. Diamond
   D. Graphite

2. Covalent network crystals have_____________?

   A. higher melting point then molecular crystals
   B. lower melting point then molecular crystals
   C. discrete molecules linked by Van der waals forces
   D. hydrogen bonding

   Submitted by: Mansoor Ul Haque

3. Which of the solid does not contain covalent bond__________________?

   A. copper
   B. ice
   C. diamond
   D. graphite

4. Which of the following is the best explanation that CO2 is non polar molecule __________________?

   A. Linear geometry
   B. Dipole moment is zero
   C. Sp hybridization
   D. None

5. Which C-X bond has the highest bond energy per mole ?

   A. C-F
   B. C-C
   C. C-Br
   D. C-I

6. Strong Nucleophile in polar aprotic solvent?

   A. Flouride ion
   B. Bromide ion
   C. Chloride ion
   D. Iodide ion

   Submitted by: Safeullah Bullo

7. Which among the following is not a property of Ionic bond _________?

   A. Sharing of electrons
   B. Transfer of electrons
   C. Losing of electrons
   D. Gain of electrons

   Submitted by: Rashid Mehmood

8. The relative attraction of the nucleus for the electrons in a chemical bond is called _________________?

   A. Ionization energy
   B. Electron affinity
   C. Electro negativity
   D. None of the above

9. Ionic bond is produced after complete transfer of ________________ ?

   A. Nucleus
   B. Neutrons
   C. Electrons
   D. Protons

10. According to VESPR Model the geometry of molecule having 5 bond pair in outer most shell will be __________________?

    A. Triangular
    B. Square planner
    C. Trigonal bipyramidal
    D. Octahedral