Chemical Bonding Set 1

Results

#1. Select the largest atom in the following atoms

#2. Which of the following group of elements on the average has the highest ionization energies

IIIA

IVA

VIIIA

#3. Molecular orbital theory has

the superiority over the VB theory

the inferiority over the VB theory

neither superiority nor inferiority over VB theory

none of these

#4. The bond between H–H is

stronger than the bond between H–Cl

either stronger nor weaker than the bond between H–Cl

weaker than the bond between H–Cl

none of these

#5. In which of the following molecules, the value of bond order in maximum

Cl2

#6. When the S–character of hybridized orbital decreases the bond angle

decreases

increases

does not change

becomes zero

#7. One of the causes of reactions is that the systems attains the energy state which is of

higher in energy

lower in energy

balanced in energy

equal in energy

#8. The increase in the bond energy of a covalent bond is due to

electronegativity

ionization energy

polarity

symmetry

#9. The polarity of a molecule is expressed by

bond strength

dipole moment

bond length

shape

#10. Dipole moment of H2O is

1.85

1.82

1.87

1.83

Finish