Counting Valance Electrons: Molecules
Authored by Kyle Cook
Science
9th - 12th Grade
NGSS covered
Used 4+ times
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26 questions
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1.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
oxygen gas ( O₂ ) : Determine the number of valance electrons
(a)
Answer explanation
O2 = 12
Tags
NGSS.HS-PS1-1
2.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
fluorine gas ( F₂ ) : Determine the number of valance electrons
(a)
Answer explanation
F2 = 14
Tags
NGSS.HS-PS1-1
3.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
dinitrogen monoxide ( N₂O ) : Determine the number of valance electrons
(a)
Answer explanation
N2 = 10
O = 6
4.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
dihydrogen monoxide ( H₂O ) : Determine the number of valance electrons
(a)
Answer explanation
H2 = 2
O = 6
Tags
NGSS.MS-PS1-1
5.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
ozone ( O₃ ) : Determine the number of valance electrons
(a)
Answer explanation
O3 = 18
6.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
nitrogen trichloride ( NCl₃ ) : Determine the number of valance electrons
(a)
Answer explanation
N = 5
Cl3 = 21
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
7.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
oxygen difluoride ( OF₂ ) : Determine the number of valance electrons
(a)
Answer explanation
O = 6
F2 = 14
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
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