AP Chemistry Unit 2 Flashcard
Flashcard
•
Chemistry
•
11th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
The ion NO- has _____ valence electrons.
Back
12
2.
FLASHCARD QUESTION
Front
In the nitrite ion (NO2-), __________.
Back
both bonds are the same because of resonance.
3.
FLASHCARD QUESTION
Front
The formal charge on carbon in a molecule is calculated to be _______.
Back
0
4.
FLASHCARD QUESTION
Front
Potassium iodide, KI, has what type of bonding?
Back
ionic
5.
FLASHCARD QUESTION
Front
Of the following molecules, which has the largest dipole moment? CO, CO2, O2, HF
Back
HF
6.
FLASHCARD QUESTION
Front
What is the definition of valence electrons?
Back
Valence electrons are the electrons in the outermost shell of an atom that are involved in forming bonds.
7.
FLASHCARD QUESTION
Front
What is resonance in chemistry?
Back
Resonance is a concept where a molecule can be represented by two or more valid Lewis structures.
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