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Electronic Structure Review

Total questions: 34

Worksheet time: 1hrs 9mins

Name
Class
Date
1.
  1. As wavelength increases, frequency __________ and energy ________.

a)

Increases, decreases

b)

Increases, increases

c)

Decreases, decreases

d)

Decreases, increases

2.

Select the correct order of waves on the electromagnetic spectrum from low to high energy

a)
Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma
b)
Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio
c)
Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio
d)
Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma
3.
What is a photon?
a)
When radiation burst through electric waves
b)
The emission of electrons from a metal caused by light striking the metal
c)
The rate at which a waves energy flows through a given unit of area.
d)
packets of electromagnetic energy
4.

When atoms _____________ energy, their electrons move to higher energy levels. These electrons _____________ energy by emitting light when they return to lower energy levels.

a)

release, absorb

b)

absorb, release

c)

release, release

d)

absorb, absorb

5.

Emission spectra (bright line spectra) are created when electrons move from ___.

a)

higher to lower energy levels.

b)

lower to higher energy levels.

c)

s orbitals to p orbitals.

d)

one atom to a different atom.

6.

Each element on the periodic table can be identified by its

a)

classification as a solid, liquid or gas.

b)

location on the table.

c)

ability to react to form compounds.

d)

unique spectral "fingerprint."

7.

Emission spectra emitted by an element (or compound) will produce ___ through a spectroscope.

a)

bright lines

b)

a continuous rainbow

c)

dark lines

d)

white light

8.
Which wave in the diagram has the greatest wavelength?
a)
1
b)
2
c)
3
d)
4
9.

Which wave in the diagram has the highest energy?

a)
1
b)
2
c)
3
d)
4
10.

Which color waves have the shortest wavelength?

a)

red

b)

yellow

c)

green

d)

violet

11.

What atom matches this electron configuration?
1s22s22p63s23p64s23d9

a)
Zinc
b)
Copper
c)
Nickel
d)
Germanium
12.

What electron configuration matches a bromine atom?

a)

1s22s22p63s2 3p64s23d104p5

b)
1s22s22p4
c)
1s22s22p6
d)
1s22s22p63s23p64s23d1
13.
Which electron configuration belongs to Chlorine (Cl)?
a)
1s2s2p3s3p5
b)
1s2s2p3s3p6
c)
1s2s2p3s3p7
14.

The electron configuration of an atom is 1s22s22p4.  How many valence electrons does the atom have? 

a)

2

b)

4

c)

6

d)

8

15.
Electrons occupy orbitals of lowest energy first is part of what electron configuration rule?
a)
Hund’s Rule
b)
Aufbau Principle
c)
Pauli Exclusion Principle
16.

What is the maximum number of electrons that an s sublevel can have?

a)

1 electron

b)

2 electrons

c)

3 electrons

d)

4 electrons

17.

How many orbitals does the d sublevel have?

a)

2

b)

10

c)

5

d)

14

18.
Which of the following is a p block element?
a)
Ca
b)

Se

c)
Re
d)
Au
19.
What's a valence electron?
a)
electrons in the second energy level
b)
electrons in the outermost energy level
c)
the atomic number
d)
electrons in the first level
20.

Which element is represented by this orbital notation?

a)

carbon

b)

nitrogen

c)

oxygen

d)

fluorine

21.

Which guideline is violated in the following orbital diagram in the picture?

a)

Hund's Rule

b)

Aufbau's Principle

c)

Pauli's Exclusion Principle

22.
What is the noble gas configuration for phosphorus?
a)
[Ar] 3p5
b)
[He] 3s2 3p5
c)
[Ne] 3s2 3p3
d)
[Na] 3s2 3p5
23.

What is the correct format for writing noble gas configurations?

a)

[Noble gas that comes before the element] valence electrons

b)

[Noble gas that comes after the element] valence electrons

c)

[Noble gas closest] valence electrons

d)

[Any Noble gas] valence electrons

24.

What element has the noble gas configuration [Kr] 5s2 4d7

a)

Rh

b)

Ru

c)

Pd

d)

Kr

25.
What is incorrect about this orbital diagram?
a)
Both arrows in the 2p box should be pointing up
b)
There is nothing incorrect with this diagram
c)
In the 2p box there should only be 1 electron in the first 2p box and one in the 2nd 2p box
d)
All the arrows should be pointing up.
26.

Which rule is being violated in the diagram?

a)

Pauli Exclusion Principle

b)

Hund's Rule

c)

Aufbau Principle

d)

Valence Electron Theory

27.

The lowest part of a wave is called _____.

a)

a crest

b)

a trough

c)

amplitude

d)

wavelength

28.

The amount of waves that pass a given point in a second is called the ____.

a)

wavelength

b)

crest

c)

speed

d)

frequency

29.

What is a continuous spectrum?

a)

specific wavelengths and frequencies of light emitted

b)

specific wavelength and frequencies of light absorbed

c)

all the frequencies and wavelengths of light

d)

all the frequencies and wavelengths of light for a specific color (i.e. reds, blues, etc.)

30.

What energy level and sublevel comes after 5s?

a)

5p

b)

6s

c)

5d

d)

4d

31.

What is the maximum number of electrons that can be on the fourth energy level?

a)

8

b)

14

c)

18

d)

32

32.
This orbital diagram represents:  
a)
C
b)
B
c)
N
d)
O
33.
Identify the element for
[Xe] 6s2 4f14 5d4
a)
Cobalt
b)
Iron
c)
Tungstun
34.
What is the noble gas configuration for Sulfur?
a)
[Ar] 3p4
b)
[He] 3s2 3p4
c)
[Ne] 3s2 3p4
d)
[Na] 3s2 3p4