Think you’ve got your head wrapped around Types of Bonds and Orbitals? Put your knowledge to
the test. Good luck — the Stickman is counting on you!
Q. Which of the following molecules will have a Lewis dot structure with exactly one unshared electron pair on the central atom?
H2O
PH3
PCl5
CH2Cl2
BeCl2
Q. Which of the following is NOT a linear structure?
I2
I3-
CO2
H2S
C2H2
Q. How many resonance structures are possible for the SO3 molecule?
None
2
3
4
4/3
Q. Which of the following is polar?
SF4
XeF4
CF4
SbF5
BF3
Q. Resonance structures are needed to describe the bonding in which of the following?
H2O
ClF3
HNO3
CH4
NH3
Q. Which of the following has more than one unshared pair of valence electrons on the central atom?
BrF5
NF3
IF7
ClF3
CF4
Q. What is a chemical bond that involves sharing a pair of electrons between atoms in a molecule?
A cation
An ion
A covalent bond
An ionic bond
None of the above
Q. A chemical bond in which one atom loses an electron to form a positive ion and the other atom gains an electron to form a negative ion is a (an):
Cation
Ionic bond
Metallic bond
Covalent bond
None of the above
Q. Another word for a positively charged ion is:
Sigma bond
Pi bond
Anion
Cation
None of the above
Q. Another word for a negatively charged ion is:
A cation
An anion
A covalent bond
An ionic bond
None of the above