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Term 2 Quiz 1
Test Description: Second term Quiz 1
Instructions: Answer all questions to get your test result.
1) Does the electron in the hydrogen atom absorb or emit energy when it makes a transition from the n = 2 to n = 4 energy level
A
Emit
B
This is not one of the right options
C
There's only two options here
D
Absorb
2) Describe the relationship between the frequency and energy of electromagnetic waves.
A
As frequency increases energy disappears
B
As frequency increases energy remains the same
C
As frequency increases energy increases
D
As frequency increases energy decreases
3) Picture two hydrogen atoms. The electron in the first hydrogen atom is in the n=1 level. The electron in the second hydrogen atom is in the n=4 level. Which atom can't emit electromagnetic radiation
A
The second atom
B
The first atom
C
Both atoms can
D
Neither only superman can emit electromagnetic radiation.
4) When an electron falls from a higher energy level to a lower energy level, how is the energy released?
A
Drop of water
B
Quantum of solace
C
Joule of energy
D
Photon of energy
5) An electron with the quantum numbers n = 1, ℓ = 0, ml = 0 and ms = +1/2 _____ can/ can’t exist in the same atom as an electron with the quantum numbers n = 1, ℓ = 0, ml = 0 and ms = -½
A
Maybe can
B
Only when the moon is right
C
Cant
D
Can
6) Which of the following atoms has two valence electrons?
A
sulfur (S)
B
argon (Ar)
C
silicon (Si)
D
magnesium (Mg)
7) Elements in the same group tend to have similar reactivities because they have the same number of __________.
A
Valence Electrons
B
electrons
C
Protons
D
Protons and neutrons
8) Which Color of light would have the lowest amount of energy?
A
Violet
B
Red
C
Indigo
D
Orange
9) How many valence electrons would a sodium atom have if it were to lose an electron no chlorine?
A
7
B
8
C
1
D
12
10) Most noble gasses have how many valence electrons?
A
1
B
10
C
8
D
3
*select an answer for all questions
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