Unit 5 Review
Flashcard
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What type of electrons are used when writing Lewis Structures?
Back
Valence electrons are used when writing Lewis Structures.
2.
FLASHCARD QUESTION
Front
How many pairs of electrons are shared in a triple bond?
Back
Three pairs of electrons are shared in a triple bond.
3.
FLASHCARD QUESTION
Front
What is the correct Lewis structure for hydrogen cyanide (HCN)?
Back
The correct Lewis structure for HCN includes a triple bond between carbon and nitrogen, and a single bond between carbon and hydrogen.
4.
FLASHCARD QUESTION
Front
Is this a correct dot diagram for oxygen (O): O: ?
Back
False. The correct dot diagram for oxygen should have six valence electrons represented as two pairs and two single dots.
5.
FLASHCARD QUESTION
Front
How would you draw a Lewis dot diagram for Magnesium?
Back
The Lewis dot diagram for Magnesium should show two dots representing its two valence electrons.
6.
FLASHCARD QUESTION
Front
What is a Lewis Structure?
Back
A Lewis Structure is a diagram that shows the bonding between atoms of a molecule and the lone pairs of electrons that may exist.
7.
FLASHCARD QUESTION
Front
What is the significance of valence electrons in chemical bonding?
Back
Valence electrons determine how an atom can bond with other atoms, influencing the molecule's structure and properties.
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