Exam 1: CHEM 120 / CHEM120 (Latest 2025 / 2026) Intro to General, Organic & Biological Chemistry with Lab | Questions and Verified Answers | Grade A | 100% Correct - Chamberlain

Exam 1: CHEM 120 / CHEM120
(Latest ) Intro to General,
Organic & Biological Chemistry with
Lab | Questions and Verified
Answers | Grade A | 100% Correct -
Chamberlain


Question:
Which of the below contains a polar bond? Select all that apply.


a. N 2
b. NBr 3
c. O 4 F 3
d. MgBr 2
e. Na 2 O
Answer:
only b and c. d and e are both IONIC bonds, and a is a nonpolar bond.

,Question:
Refers to the energy need to remove an electron from an atom of a given
element. As we move from the lower left to the upper right, ionization energy
increases.
Answer:
Ionization energy




Question:
Which would have the greater Ionization energy Fr and Br
Answer:
Br




Question:
Which would have the greater Ionization energy O and Pb
Answer:
O




Question:
Which would have the greater Ionization energy F and P
Answer:
F

, Question:
For electron configuration the number in front tells us that the electron is
residing where?
Answer:
Shell / Principle energy level (corresponds with the rows of the periodic table)




Question:
For electron configuration the letter tells us that the electron is residing
where?
Answer:
Sublevel or subshell (s holds 2, P holds 6, d holds 10, f holds 14)




Question:
Anything not bound to itself with 2 different elements
Answer:
Non polar




Question:
Anything bound to itself is
Answer:
Non polar