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Unit 4 Vocabulary Words Flashcards | StudBud
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Unit 4 Vocabulary Words
Unit 4 Vocabulary Words
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#chemistry
Flashcards
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Answers
1
The lowest allowable energy state of an atom is called its _______
Excited state
Ground state
2
The arrangement of electrons in an atom is called the atom's electron configuration.
True
False
3
What is De Broglie equation ?
λ = mv/h
λ = h/mv
λ = mv
λ = h/p
4
The atomic model in which electrons are treated as waves is called the quantum mechanical model of the atom.
False
True
5
Energy sublevels is the energy levels contained within a principal energy level.
True
False
6
Pauli exclusions principle states that a maximum of 1 electrons can occupy a single atomic orbital.
True
False
7
The ___ states that it is impossible to know precisely both the velocity and position of a particle at the same time.
Broglie principle
Dule’s principle
Heisenberg uncertainty principle
Bohr’s uncertainty principle
8
The aufbau principle states that electron occupies the highest energy orbital available.
True
False
9
A quantum is the minimum amount of energy that can be gained or lost by an atom.
False
True
10
Bohr assigned a number, n, called a
Quantum number
Bohr’s number
Ground number
Atomic number
