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WorksheetsUnit 3 Electrons & Spectra Review
Total questions: 23
Worksheet time: 1hrs 9mins
Name
Class
Date
1.
How many electrons are found in the s orbital?
a)
2
b)
6
c)
10
d)
14
2.
How many electrons are found in the p orbital?
a)
2
b)
6
c)
10
d)
14
3.
How many electrons are found in the d orbital?
a)
2
b)
6
c)
10
d)
14
4.
How many electrons are found in the f orbital?
a)
2
b)
6
c)
10
d)
14
5.
What is the electron configuration for Helium (He)?
a)
1s2 2s2
b)
1s2
c)
1s2 2s1
d)
1s2 2s2 2p6
6.
What is the electron configuration for Beryllium (Be)?
a)
1s2 2s2
b)
1s2
c)
1s2 2s1
d)
1s2 2s2 2p6
7.
What is the electron configuration for Lithium (Li)?
a)
1s2 2s2
b)
1s2
c)
1s2 2s1
d)
1s2 2s2 2p6
8.
What is the electron configuration for Neon (Ne)?
a)
1s2 2s2
b)
1s2
c)
1s2 2s1
d)
1s2 2s2 2p6
9.
An ion that has a POSITIVE charge is a _____.
a)
cation
b)
anion
10.
An ion that has a NEGATIVE charge is a _____.
a)
cation
b)
anion
11.
A CATION has a _____ charge because it _____.
a)
positive
b)
negative
c)
gains electrons
d)
loses electrons
12.
An ANION has a _____ charge because it _____.
a)
positive
b)
negative
c)
gains electrons
d)
loses electrons
13.
What is the shorthand configuration for Magnesium (Mg)?
a)
1s2 2s2 2p6 3s2
b)
[He] 3s2
c)
[Ne] 3s2
d)
[Ne] 2s2 2p6
14.
What is the shorthand configuration for Bismuth (Bi)?
a)
[Xe] 6s2 6p3
b)
[Xe] 6s2 5d10 6p3
c)
[Kr] 6s2 6p3
d)
[Rn]
15.
What is the shorthand configuration for Calcium (Ca)?
a)
[Ar] 4s2
b)
1s2 2s2 2p6 3s2 3p6 4s2
c)
[Ne] 3s2 3p6 4s2
d)
[Kr] 4s2
16.
What is the ION electron configuration for Lithium+ (Li)?
a)
1s2
b)
1s2 2s1
c)
1s2 2s2
d)
[He]
17.
What is the ION electron configuration for Aluminum 3+ (Al)?
a)
1s2 2s2 2p6 3s2
b)
1s2 2s2 2p6 3s2 3p1
c)
1s2 2s2 2p6
d)
[Ne]
18.
What is the ION electron configuration for Fluorine- (F)?
a)
1s2 2s2 2p5
b)
1s2 2s2 2p6
c)
1s2 2s2
d)
[Ne]
19.
What is the ionic formula for Rubidium & Chlorine?
a)
Rb1Cl1
b)
Rb2Cl2
c)
Rb1Cl2
d)
Rb2Cl1
20.
What is the ionic formula for Gallium & Iodine?
a)
Ga3I
b)
GaI3
c)
Ga2I3
d)
Ga3I2
21.
What is ground state energy?
a)
When energy is at its most excited state.
b)
The amount of energy an element has on the ground.
c)
The lowest energy state of an atom
d)
The energy needed to move an electron to the next orbital.
22.
What is the Pauli exclusion principle?
a)
If two electrons occupy the same orbital, they must have the same spin.
b)
If two electrons occupy the same orbital, they must have opposite spins.
23.
When atoms absorbe energy, where do the electrons move?
a)
into a lower energy level
b)
into a higher energy level
c)
closer to the nucleus
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