
Unit 2 Test Review
Authored by Francesca Ferrara
Chemistry
10th - 12th Grade
NGSS covered
Used 12+ times

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30 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What atom matches this electron configuration?
1s22s22p63s23p64s23d10
Zinc
Copper
Nickel
Germanium
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An atom has an atomic number of 8 and a charge of -2. How many electrons does the atom have?
8
10
6
2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who discovered the nucleus of the atom through the Gold Foil Experiment?
Rutherford
Bohr
Thomson
Dalton
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many electrons does this copper atom have?
63
29
92
34
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Balance the following nuclear equation:
94Be + 11H → _____ + 42He
105B
105Ne
63Li
147N
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which electron configuration belongs to chlorine (Cl)?
1s2 2s2 2p6 3s2 3p5
1s2 2s2 2p6 3s2 3p6
1s2 2s2 2p6 3s2 3p7
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the atomic number of an element with 41 neutrons and a mass number of 80?
39
41
80
121
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