CHEM CHAPTER 2 AND 3 FINAL UPDATE
EXAM 2025 COMPLETE CHOICE
QUESTIONS BANK WITH VERIFIED
ANSWERS,DETAILED EXPLANATIONS
AND 100% GUARANTEE PASS GRADE A+
(LATEST EDITION!!!!!)
7. In the molecule PF5 what are the bond angles of the
fluorine's in the structure?
A. 90° B. 120° C. 109.5° - THE CORRECT ANSWER-A. 90°
8. Using VSEPR theory, predict the molecule shape of a
molecule that contains 2 electron groups.
A. trigonal planar B. linear C. bent - THE CORRECT ANSWER-B. linear
9. Using VSEPR theory, predict the electron group geometry,
molecular shape, and the bond angles in a molecule that
contains 5 electron groups (2 bonds and 3 lone pair electrons).
A. trigonal bipyramidal, linear, 180°
B. trigonal bipyramidal, trigonal bipyramidal, 90° and 120°
C. trigonal bipyramidal, trigonal bipyramidal, 180° - THE CORRECT
ANSWER-A. trigonal bipyramidal, linear, 180°
10. Using VSEPR theory, predict the electron group geometry,
molecular shape, and the bond angles in a molecule that
contains 6 electron groups (5 bonds and 1 lone pair electrons).
A. octahedral, octahedral, 90°
B. octahedral, square planar, 90°
,C. octahedral, square pyramidal, 90° - THE CORRECT ANSWER-C.
octahedral, square pyramidal, 90°
11. Using VSEPR theory, predict the molecular shape and bond
angles in BCl3.
A. trigonal planer, 120°
B. trigonal pyramidal, 120°
C. trigonal bent, 120° - THE CORRECT ANSWER-A. trigonal planer,
120°
12. What are the bond angles in the molecule, CH4 .
A. 104.5° B. 107° C. 109.5° - THE CORRECT ANSWER-C. 109.5°
13. In an ionic bond, the charge on the cation (i.e. the metal) is
A. always positive.
B. always negative.
C. either positive or negative. - THE CORRECT ANSWER-A. always
positive.
14. A covalent bond is formed when two atoms
A. share an electron with each other.
B. share one or more pairs of electrons with each other.
C. gain electrons. - THE CORRECT ANSWER-B. share one or more pairs
of electrons with each other.
15. According to the octet rule, a bromine atom has a tendency
to
, A. lose one electron.
B. lose two electrons.
C. gain one electron. - THE CORRECT ANSWER-C. gain one electron.
16. The halogens have how many valence electrons?
A. 4 B. 6 C. 7 - THE CORRECT ANSWER-C. 7
17. How many electrons are shared in a single covalent bond?
A. 2 B. 3 C. 1 - THE CORRECT ANSWER-A. 2
18. How many electrons are shared in a double covalent bond?
A. 3 B. 4 C. 2 - THE CORRECT ANSWER-B. 4
19. What is the molecular shape of CO2?
A. linear B. bent C. trigonal planar - THE CORRECT ANSWER-A. linear
20. The octet rule states that main group elements in the
periodic table react to achieve a filled valence shell which
consists of how many electrons?
A. 2 B. 4 C. 8 - THE CORRECT ANSWER-C. 8
21. What is the molecular shape and polarity for xenon
tetrafluoride?
A. square-planar and polar
B. square-planar and non-polar
EXAM 2025 COMPLETE CHOICE
QUESTIONS BANK WITH VERIFIED
ANSWERS,DETAILED EXPLANATIONS
AND 100% GUARANTEE PASS GRADE A+
(LATEST EDITION!!!!!)
7. In the molecule PF5 what are the bond angles of the
fluorine's in the structure?
A. 90° B. 120° C. 109.5° - THE CORRECT ANSWER-A. 90°
8. Using VSEPR theory, predict the molecule shape of a
molecule that contains 2 electron groups.
A. trigonal planar B. linear C. bent - THE CORRECT ANSWER-B. linear
9. Using VSEPR theory, predict the electron group geometry,
molecular shape, and the bond angles in a molecule that
contains 5 electron groups (2 bonds and 3 lone pair electrons).
A. trigonal bipyramidal, linear, 180°
B. trigonal bipyramidal, trigonal bipyramidal, 90° and 120°
C. trigonal bipyramidal, trigonal bipyramidal, 180° - THE CORRECT
ANSWER-A. trigonal bipyramidal, linear, 180°
10. Using VSEPR theory, predict the electron group geometry,
molecular shape, and the bond angles in a molecule that
contains 6 electron groups (5 bonds and 1 lone pair electrons).
A. octahedral, octahedral, 90°
B. octahedral, square planar, 90°
,C. octahedral, square pyramidal, 90° - THE CORRECT ANSWER-C.
octahedral, square pyramidal, 90°
11. Using VSEPR theory, predict the molecular shape and bond
angles in BCl3.
A. trigonal planer, 120°
B. trigonal pyramidal, 120°
C. trigonal bent, 120° - THE CORRECT ANSWER-A. trigonal planer,
120°
12. What are the bond angles in the molecule, CH4 .
A. 104.5° B. 107° C. 109.5° - THE CORRECT ANSWER-C. 109.5°
13. In an ionic bond, the charge on the cation (i.e. the metal) is
A. always positive.
B. always negative.
C. either positive or negative. - THE CORRECT ANSWER-A. always
positive.
14. A covalent bond is formed when two atoms
A. share an electron with each other.
B. share one or more pairs of electrons with each other.
C. gain electrons. - THE CORRECT ANSWER-B. share one or more pairs
of electrons with each other.
15. According to the octet rule, a bromine atom has a tendency
to
, A. lose one electron.
B. lose two electrons.
C. gain one electron. - THE CORRECT ANSWER-C. gain one electron.
16. The halogens have how many valence electrons?
A. 4 B. 6 C. 7 - THE CORRECT ANSWER-C. 7
17. How many electrons are shared in a single covalent bond?
A. 2 B. 3 C. 1 - THE CORRECT ANSWER-A. 2
18. How many electrons are shared in a double covalent bond?
A. 3 B. 4 C. 2 - THE CORRECT ANSWER-B. 4
19. What is the molecular shape of CO2?
A. linear B. bent C. trigonal planar - THE CORRECT ANSWER-A. linear
20. The octet rule states that main group elements in the
periodic table react to achieve a filled valence shell which
consists of how many electrons?
A. 2 B. 4 C. 8 - THE CORRECT ANSWER-C. 8
21. What is the molecular shape and polarity for xenon
tetrafluoride?
A. square-planar and polar
B. square-planar and non-polar
