Quiz for Chemical Bonding

Q1: Which of the following has a linear molecular geometry?

A. CO2 B. H2O C. SO2 D. NH3

Q2: What is the bond angle in a methane molecule?

A. 90° B. 104.5° C. 109.5° D. 120°

Q3: Which type of hybridization is present in BF3?

A. sp B. sp2 C. sp3 D. dsp2

Q4: Which of the following species is paramagnetic?

A. O2 B. H2O C. CO2 D. CH4

Q5: In which compound is the bond angle highest?

A. H2O B. NH3 C. CH4 D. CO2

Q6: Which molecule has sp3d hybridization?

A. CH4 B. NH3 C. PCl5 D. H2O

Q7: Which of the following molecules contains a coordinate covalent bond?

A. NH4+ B. O2 C. CH4 D. N2

Q8: The shape of the SF6 molecule is:

A. Octahedral B. Tetrahedral C. Trigonal bipyramidal D. Square planar

Q9: Which of the following ions is isoelectronic with neon?

A. F− B. Na+ C. O2− D. All of these

Q10: Bond order in O2 molecule is:

A. 1 B. 2 C. 3 D. 2.5

Q11: Which bond is the strongest among the following?

A. Single bond B. Double bond C. Triple bond D. All are equal

Q12: Which of the following is an example of ionic bonding?

A. NaCl B. H2O C. NH3 D. CO2

Q13: What is the shape of the NH3 molecule?

A. Linear B. Tetrahedral C. Trigonal pyramidal D. Trigonal planar

Q14: Which molecule has a bent structure?

A. BeCl2 B. CO2 C. SO2 D. BF3

Q15: Which is the correct order of bond strength?

A. Single < Double < Triple B. Triple < Double < Single C. Double < Single < Triple D. Single < Triple < Double

Q16: Which hybridization corresponds to tetrahedral geometry?

A. sp B. sp2 C. sp3 D. sp3d

Q17: Which orbital overlap leads to the formation of a sigma bond?

A. s-s B. s-p C. p-p axial D. All of these

Q18: The bond angle in H2O is:

A. 180° B. 120° C. 104.5° D. 109.5°

Q19: In BeCl2, the hybridization of Be is:

A. sp B. sp2 C. sp3 D. None

Q20: Which molecule is non-polar despite having polar bonds?

A. H2O B. CO2 C. NH3 D. SO2