U2E2 Review
Authored by Sarah Rebmann
Science
11th Grade
NGSS covered
Used 5+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the name of the NO₃⁻ polyanion?
nitrite
nitride
nitrogen trioxide
nitrate
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which electron configuration represents a violation of Hund's rule for an atom in its ground state?
a
b
c
d
Tags
NGSS.HS-PS1-1
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The element that has a valence configuration of 4s¹ is _______.
Li
Na
K
Rb
Tags
NGSS.HS-PS1-1
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which pair of bonded atoms is the least polar?
C — H
N — H
O — H
O — C
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the formal charge on the Xe atom in XeF₄?
0
+2
-4
+4
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The Lewis structure of N₂H₂ shows ________.
a nitrogen-nitrogen triple bond
a nitrogen-nitrogen single bond
each nitrogen has one nonbonding electron pair
each nitrogen has two nonbonding electron pairs
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
How many resonance structures are there for the NO₃⁻ polyatomic ion?
1
2
3
This molecule does not exhibit resonance.
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