CHEM 104 FINAL EXAM 130 QUESTIONS WITH CORRECT
ANSWERS ALREADY GRADED A+ |VERIFIED TO PASS
CHEM 104 Final Exam Practice Questions
General Chemistry II — Comprehensive Review
Table of Contents
1. Atomic Structure and Periodic Trends (Questions 1–15)
2. Chemical Bonding and Molecular Structure (Questions 16–30)
3. Stoichiometry and Chemical Reactions (Questions 31–45)
4. Thermochemistry and Chemical Energy (Questions 46–60)
5. Gases and Gas Laws (Questions 61–70)
6. Solutions and Colligative Properties (Questions 71–85)
7. Chemical Equilibrium (Questions 86–100)
Section 1: Atomic Structure and Periodic Trends
Questions 1–15
1. The atomic number of an element represents the number of:
A. Neutrons
B. Protons
C. Electrons plus neutrons
D. Protons plus neutrons
,Correct Answer: B
2. Which particle has a negative charge?
A. Proton
B. Neutron
C. Electron
D. Nucleus
Correct Answer: C
3. Isotopes of an element differ in their number of:
A. Protons
B. Electrons
C. Neutrons
D. Valence electrons
Correct Answer: C
4. Which scientist proposed the nuclear model of the atom?
A. Dalton
B. Thomson
C. Rutherford
D. Bohr
Correct Answer: C
,5. The maximum number of electrons in a p subshell is:
A. 2
B. 6
C. 10
D. 14
Correct Answer: B
6. Which element has the electron configuration 1s² 2s² 2p⁶ 3s¹?
A. Sodium
B. Magnesium
C. Neon
D. Lithium
Correct Answer: A
7. Electronegativity generally:
A. Decreases from left to right across a period
B. Increases down a group
C. Increases from left to right across a period
D. Remains constant
Correct Answer: C
8. Which element has the largest atomic radius?
, A. Fluorine
B. Oxygen
C. Nitrogen
D. Carbon
Correct Answer: C
9. The energy required to remove an electron from an atom is
called:
A. Electron affinity
B. Ionization energy
C. Electronegativity
D. Atomic energy
Correct Answer: B
10. Noble gases are generally unreactive because they:
A. Have no electrons
B. Have full valence shells
C. Are metals
D. Have unstable nuclei
Correct Answer: B
11. What is the charge of a chloride ion?
A. +1
B. +2
ANSWERS ALREADY GRADED A+ |VERIFIED TO PASS
CHEM 104 Final Exam Practice Questions
General Chemistry II — Comprehensive Review
Table of Contents
1. Atomic Structure and Periodic Trends (Questions 1–15)
2. Chemical Bonding and Molecular Structure (Questions 16–30)
3. Stoichiometry and Chemical Reactions (Questions 31–45)
4. Thermochemistry and Chemical Energy (Questions 46–60)
5. Gases and Gas Laws (Questions 61–70)
6. Solutions and Colligative Properties (Questions 71–85)
7. Chemical Equilibrium (Questions 86–100)
Section 1: Atomic Structure and Periodic Trends
Questions 1–15
1. The atomic number of an element represents the number of:
A. Neutrons
B. Protons
C. Electrons plus neutrons
D. Protons plus neutrons
,Correct Answer: B
2. Which particle has a negative charge?
A. Proton
B. Neutron
C. Electron
D. Nucleus
Correct Answer: C
3. Isotopes of an element differ in their number of:
A. Protons
B. Electrons
C. Neutrons
D. Valence electrons
Correct Answer: C
4. Which scientist proposed the nuclear model of the atom?
A. Dalton
B. Thomson
C. Rutherford
D. Bohr
Correct Answer: C
,5. The maximum number of electrons in a p subshell is:
A. 2
B. 6
C. 10
D. 14
Correct Answer: B
6. Which element has the electron configuration 1s² 2s² 2p⁶ 3s¹?
A. Sodium
B. Magnesium
C. Neon
D. Lithium
Correct Answer: A
7. Electronegativity generally:
A. Decreases from left to right across a period
B. Increases down a group
C. Increases from left to right across a period
D. Remains constant
Correct Answer: C
8. Which element has the largest atomic radius?
, A. Fluorine
B. Oxygen
C. Nitrogen
D. Carbon
Correct Answer: C
9. The energy required to remove an electron from an atom is
called:
A. Electron affinity
B. Ionization energy
C. Electronegativity
D. Atomic energy
Correct Answer: B
10. Noble gases are generally unreactive because they:
A. Have no electrons
B. Have full valence shells
C. Are metals
D. Have unstable nuclei
Correct Answer: B
11. What is the charge of a chloride ion?
A. +1
B. +2
