Electron Configurations and Valence Electrons
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Practice Problem
•
Hard
Emma Peterson
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main topic discussed in this session?
Electron Configurations
Organic Chemistry
Periodic Table Trends
Chemical Reactions
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many electrons does a neutral sulfur atom have?
20
18
16
14
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the electron configuration for the first energy level of sulfur?
2s2
2p6
1s1
1s2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many valence electrons does sulfur have?
6
10
4
8
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which element is a noble gas with a full outer shell of electrons?
Carbon
Argon
Nitrogen
Oxygen
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is helium considered a noble gas?
It forms compounds easily.
It is highly reactive.
It has eight valence electrons.
It has a full outer shell with two electrons.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the electron configuration for krypton?
1s2 2s2 2p6 3s2 3p6 4s2 3d10
1s2 2s2 2p6 3s2 3p6 4s2 4p6
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6
1s2 2s2 2p6 3s2 3p6 4s2
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