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Electron Configuration/Periodic Table Review

Total questions: 57

Worksheet time: 50mins

Name
Class
Date
1.
Which element is depicted from this atomic orbital diagram?
a)
Carbon
b)
Nitrogen
c)
Oxygen
d)
Phosphorus
2.
The electron configuration of an atom is 1s22s22p6.  The number of valence electrons in the atom is 
a)
3
b)
6
c)
8
d)
10
3.
An orbital can at most hold how many electrons?
a)
1 electron
b)
2 electrons
c)
3 electrons
d)
4 electrons
4.
How many valence electrons does Si contain? (click to see image)
a)
14
b)
28
c)
2
d)
4
5.
What electron configuration matches an oxygen atom?
a)
1s22s22p63s2, 3p64s23d104p5
b)
1s22s22p4
c)
1s22s22p6
d)
1s22s22p63s23p64s23d1
6.
What atom matches this electron configuration?
[Xe] 6s25d9
a)
Mercury
b)
Gold
c)
Platinum
d)
Thallium
7.
What atom matches this electron configuration?
1s22s22p63s23p64s23d10
a)
Zinc
b)
Copper
c)
Nickel
d)
Germanium
8.
The electron configuration of an atom is 1s22s22p6.  The number of electrons in the atom is 
a)
3
b)
6
c)
8
d)
10
9.

Which energy level and sublevel is filled after after 4s

a)

5s

b)

4p

c)

4d

d)

3d

10.
What is the noble gas notation for Arsenic?
a)
[Ar]4s23d104p3
b)
[Kr]4s23d104p3
c)
[Ar]5s24d105p3
d)
[Kr]5s24d105p3
11.
How many electrons can the d sublevel hold?
a)
14
b)
10
c)
2
d)
6
12.
How many electrons can the s sublevel hold?
a)
14
b)
10
c)
2
d)
6
13.
How many electrons can the p sublevel hold?
a)
14
b)
10
c)
2
d)
6
14.
Which element is pictured?
a)
neon
b)
fluorine
c)
magnesium
d)
argon
15.

States that single electrons with the same spin must occupy each equal energy orbital before additional electrons with opposite spins can occupy the same orbital.

a)

Pauli’s Exclusion Principle

b)

Hund’s rule

c)

Aufbau Principle

16.

states that at most each orbital can only contain two electrons.

a)

Pauli’s Exclusion Principle

b)

Hunds Rule

c)

Aufbau Principle

17.

What is it called when electrons absorb energy and move to an orbital with higher energy.

a)

Ground state

b)

Excited state

c)

Absorption rate

d)

Quantum

18.

States that each electron occupies the lowest energy orbital available

a)

Pauli’s Exclusion Principle

b)

Hunds Rule

c)

Aufbau Principle

19.

What is the lowest available energy state of an atom?

a)

Ground state

b)

Excited state

c)

Absorption rate

d)

Quantum

20.

What are the regions where there is a high probability of finding an electron called?

a)

Clouds

b)

Rings

c)

Orbitals

d)

Configuration

21.

States that a maximum of two electrons can occupy a single atomic orbital but only if the electrons have opposite spin

a)

aufbau principle

b)

hund's rule

c)

pauli exclusion principle

22.

Which rule is being broken this orbital diagram?

a)

Aufbau Principle

b)

Pauli Exclusion Principle

c)

Hund's Rule

d)

The diagram is correct.

23.

Which orbital shows a violation of the Aufbau Principle?

a)

A

b)

B

c)

C

d)

D

24.
What creates a SHIELDING EFFECT by interfering with the attractive forces between the protons and the electrons.
a)
nucleus
b)
valence electrons
c)
core electrons
d)
protons
25.

The electronic configuration of an element is 1s2 2s2 2p6 3s2 3p6 4s2 3d3 . Determine the block of the element.

a)

s-block

b)

p-block

c)

d-block

d)

f-block

26.
Which is associated with more energy? 
a)
2p
b)
2s
c)
3p
d)
1s
27.
He unknowingly discovered the electron as a result of cathode ray tube experiments.    
a)
Thomson
b)
Chadwick
c)
Democritus
d)
Aristotle
28.
A three-dimensional region around a nucleus where an electron may be found is called a(n
a)
orbit
b)
circle
c)
orbital
d)
circuit
29.
Each column in the periodic table is called a 
a)
period
b)
group
c)
cluster
d)
unit
30.
Which group of the periodic table is composed of inert (not reactive)  gases?
a)
alkali metals
b)
alkaline earth metals
c)
halogens
d)
noble gases
31.
Elements which are shiny, conduct electricity and heat are called
a)
metal
b)
nonmetal
c)
metalloid
d)
nonexistent
32.
Which element is not a metal?
a)
H
b)
Re
c)
Al
d)
B
33.
The atoms along the staircase are called 
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
34.
Which is a halogen?
a)
Helium
b)
Chlorine
c)
Oxygen
d)
Neptune
35.
Which is an alkali metal?
a)
Magnesium
b)
Iron
c)
Sodium
d)
Europium
36.
Metalloids can be described as...
a)
same as nonmetals
b)
bad conductors
c)
characteristics of metals and nonmetals
d)
same as metals
37.
The properties of an element can be predicted from...
a)
color
b)
location on Periodic Table
c)
educated guess
d)
atomic number
38.
In what section would Transition Metals be found?
a)
orange
b)
light blue
c)
blue
d)
white
39.
Which section are the metals in? 
a)
dark blue
b)
light blue
c)
purple
d)
pink
40.
What section is the least reactive? 
a)
yellow
b)
red
c)
dark blue
d)
orange
41.
Which group of elements occur only as compounds in nature because they are extremely reactive?
a)
1
b)
18
c)
11
d)
16
42.
Where are metals found on the periodic table?
a)
left
b)
right
43.
The alkali metals have how many valence electrons?
a)
1
b)
2
c)
7
d)
8
44.
The noble gases have how many valence electrons?
a)
1
b)
2
c)
7
d)
8
45.
Atoms with similar properties are most likely located...
a)
in the same period.
b)
in the same group.
c)
in different periods.
d)
to the right and left of each other.
46.
Calcium is most like which of the following?
a)
Barium
b)
Potassium
c)
Cesium
d)
Nitrogen
47.
Which group of nonmetals is the most reactive?
a)
Alkali Metals
b)
Halogens
c)
Noble Gases
d)
Alkaline Earth Metals
48.
Which group of metals is the most reactive?
a)
Alkali Metals
b)
Halogens
c)
Noble Gases
d)
Alkaline Earth Metals
49.
The heaviest metal in Period 6 is
a)
Bismuth
b)
Radon
c)
Seaborgium
d)
Barium
50.
Which elements have the most similar chemical properties?
a)
K and Na
b)
K and Ca
c)
K and Cl
d)
K and S
51.
Which of the following is true?
a)
metals are poor conductors of electricity and heat
b)
all of the nonmetals are NOT reactive
c)
as you move from the left to the right in the metals become more reactive
d)
as you move from the left to the right the metals become less reactive
52.
Which of the following is true about metalloids?
a)
They are all very reactive
b)
They have some properties of metals and some properties of nonmetals
c)
they don't react at all with other substances
53.
What can you predict about an elements location on the periodic table?
a)
its properties
b)
its abundance on earth
c)
who discovered it
54.
Which of the following  are properties of nonmetals?
a)
good conductors of heat and electricity
b)
malleable & ductile
c)
not malleable or ductile
d)
only the noble gases are reactive
55.
An atom that has 20 protons, 20 neutrons, and 20 electrons is classified as
a)
an alkali metal
b)
a noble gas
c)
an alkaline earth metal
d)
a halogen
56.
The yellow atoms are called 
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
57.
Rows on the period table are called _____ while columns are called _____.
a)
groups, families
b)
groups, periods
c)
periods, groups
d)
families, groups

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