
Electron Configuration Exceptions in Transition Metals

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

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main focus of the video regarding electron configurations?
History of the periodic table
General pattern of electron configurations
Chemical reactions involving electrons
Exceptions to the general pattern
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are chromium and mnium considered exceptions in electron configurations?
They have more electrons than expected
Their d orbitals are half-filled for stability
They have fewer protons than expected
Their s orbitals are completely filled
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What change occurs in the electron configuration of chromium to achieve stability?
An electron is moved from the 3d to the 4s orbital
An electron is moved from the 4s to the 3d orbital
An electron is removed from the 3d orbital
An electron is added to the 4s orbital
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the electron configuration of chromium after adjustment?
3d4 4s2
3d5 4s1
3d6 4s0
3d3 4s3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main reason for the electron configuration exception in copper and silver?
Fully filled d orbitals
Empty f orbitals
Partially filled p orbitals
Half-filled s orbitals
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the electron configuration of copper change to achieve stability?
An electron is moved from the 3d to the 4s orbital
An electron is removed from the 3d orbital
An electron is moved from the 4s to the 3d orbital
An electron is added to the 4s orbital
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the electron configuration of copper after adjustment?
3d9 4s2
3d10 4s1
3d8 4s3
3d11 4s0
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