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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
This is not one of the right options
B
There's only two options here
C
Emit
D
Absorb
2) Describe the relationship between the frequency and energy of electromagnetic waves.
A
As frequency increases energy remains the same
B
As frequency increases energy decreases
C
As frequency increases energy increases
D
As frequency increases energy disappears
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 first atom
B
The second atom
C
Neither only superman can emit electromagnetic radiation.
D
Both atoms can
4) When an electron falls from a higher energy level to a lower energy level, how is the energy released?
A
Quantum of solace
B
Photon of energy
C
Joule of energy
D
Drop of water
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
Cant
B
Maybe can
C
Can
D
Only when the moon is right
6) Which of the following atoms has two valence electrons?
A
argon (Ar)
B
magnesium (Mg)
C
silicon (Si)
D
sulfur (S)
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 and neutrons
D
Protons
8) Which Color of light would have the lowest amount of energy?
A
Red
B
Violet
C
Indigo
D
Orange
9) How many valence electrons would a sodium atom have if it were to lose an electron no chlorine?
A
12
B
1
C
8
D
7
10) Most noble gasses have how many valence electrons?
A
10
B
1
C
8
D
3
*select an answer for all questions
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