What is the total number of valence electrons in PCl4-?

Valence Electrons in PCl4-

Interactive Video
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Chemistry
•
9th - 10th Grade
•
Hard

Mia Campbell
FREE Resource
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
32
33
35
34
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the negative charge in PCl4-?
It indicates a lack of electrons
It indicates a positive ion
It indicates an extra valence electron
It indicates a neutral molecule
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where is the Phosphorus atom placed in the PCl4- Lewis structure?
At the top
At the center
At the bottom
On the side
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many valence electrons are used to form bonds between Phosphorus and Chlorine atoms?
10
8
6
4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many valence electrons does each Chlorine atom have in the PCl4- structure?
9
8
7
6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it acceptable for Phosphorus to have more than eight valence electrons in PCl4-?
Because it is a transition element
Because it is a metal
Because it is a noble gas
Because it is in period 3 of the periodic table
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formal charge on each atom in the PCl4- Lewis structure?
+1
0
+2
-1
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many valence electrons are placed on the Phosphorus atom after all Chlorines have octets?
12
6
8
10
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