Q2E1: Atomic Structure and Electron Configuration
Flashcard
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Hard
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1.
FLASHCARD QUESTION
Front
What is the electron configuration for a magnesium atom?
Back
1s² 2s² 2p⁶ 3s²
2.
FLASHCARD QUESTION
Front
What is the electron configuration for an oxygen atom?
Back
1s² 2s² 2p⁴
3.
FLASHCARD QUESTION
Front
What is a pure substance?
Back
A material that has a constant composition and consistent properties throughout.
4.
FLASHCARD QUESTION
Front
What atom has the electron configuration 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰?
Back
Zinc
5.
FLASHCARD QUESTION
Front
How many electrons does an atom with the electron configuration 1s² 2s² 2p⁶ have?
Back
10
6.
FLASHCARD QUESTION
Front
What is the maximum number of electrons that can occupy the 2p subshell?
Back
6 electrons.
7.
FLASHCARD QUESTION
Front
What is the significance of the Aufbau principle in electron configuration?
Back
It states that electrons occupy the lowest energy orbitals first.
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