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Worksheets

2nd Quarter Reviewer

Total questions: 71

Worksheet time: 1hrs 29mins

Name
Class
Date
1.
The electron configuration of an atom is 1s22s22p6.  The number of electrons in the atom is 
a)
3
b)
6
c)
8
d)
10
2.
What atom matches this electron configuration?
1s22s22p63s23p64s23d10
a)
Zinc
b)
Copper
c)
Nickel
d)
Germanium
3.
What electron configuration matches an oxygen atom?
a)
1s22s22p63s2, 3p64s23d104p5
b)
1s22s22p4
c)
1s22s22p6
d)
1s22s22p63s23p64s23d1
4.
An orbital can at most hold how many electrons?
a)
1 electron
b)
2 electrons
c)
3 electrons
d)
4 electrons
5.
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
6.
What is the electron configuration for this atom?
a)
1s22s22p6
b)
1s22s22p5
c)
1s22s22p3
d)
2s22p3
7.

Which element has 2,8,8 electrons per shell?

a)

Lead

b)

Fluorine

c)

Neon

d)

Argon

8.

An atom with a charge of 2- will have...

a)

2 more electrons than protons

b)

2 more neutrons than electrons

c)

2 more protons than electrons

d)

2 electrons less than protons

9.

Which element has the electronic configuration 2.8.2 ?

a)

fluorine

b)

hydrogen

c)

magnesium

d)

sulfur

10.

Which element will have the electronic configuration of a noble gas - group 0?

a)

2

b)

2.3

c)

2.8.2

d)

2.8.7

11.
How many valence electrons are represented here?
a)
7
b)
5
c)
2
d)
8
12.

What is incorrect about this orbital diagram?

a)

Both arrows in the filled 2p box should be pointing the same direction

b)

There is nothing incorrect with this diagram

c)

In the there should only be 1 arrow in the first 2p box and one in the 2nd 2p box

d)

All the arrows should be pointing the same direction.

13.

Identify the rule that is being violated

a)

Aufbau's principle

b)

Hund's rule

c)

Pauli Exclusion principle

d)

Heisenberg uncertainty principle

14.

Within an energy level, which orbitals are the lowest in energy?

a)

s

b)

f

c)

d

d)

p

15.

The electronic configuration of Cl is

a)

2,8,8,1

b)

2,8,6

c)

2,8,8

d)

2,8,7

16.

Which of the following is the electronic Configuration of Sodium

a)

2,8

b)

2,8,1

c)

2,1,8

d)

8,1,2

17.
Which of the following will have a lower ionization energy than Scandium (Sc)?
a)
Helium (He)
b)
Titanium (Ti)
c)
Calcium (Ca)
d)
Magnesium (Mg)
18.
Which atom has the largest atomic radius?
a)
potassium
b)
rubidium 
c)
francium
d)
cesium
19.
As you move down the periodic table atoms get bigger.  This is because ____________.
a)
The atoms have more mass.
b)
The atoms have more protons.
c)
The atoms have more energy levels
d)
The atoms have more nuetrons
20.
As you move across the periodic table atoms tend to get smaller because, ______________.
a)
the atoms have more mass.
b)
the atoms have less mass
c)
the atoms have more protons.
d)
the atoms have less electrons.
21.
Atoms that have a high electronegativity, _______________.
a)
give up their electrons more easily.
b)
hold on to their electrons more tightly.
c)
have more electron shells.
22.
Electronegativity is...
a)
how good an atom is at attracting electrons
b)
the ability of an atom to lose electrons
c)
the energy required to remove an electron from a specific atom
d)
how easy it is to make friends. 
23.
Ionization energy is...
a)
the energy required to add an electron to a specific atom
b)
how much energy it takes to remove an electron from an atom
c)
the energy required to shield the outer electrons from the nucleus
d)
a measure of the ability of an atom to attract electrons
24.
The atom with the largest atomic radius in Group 18 is - 
a)
Ar
b)
He
c)
Kr
d)
Rn
25.
The element with the largest electronegativity in the halogens is - 
a)
At
b)
F
c)
Cl
d)
Br
26.
The element with the lowest electronegativity in Period 3 is - 
a)
Na
b)
Cl
c)
Ar
d)
Mg
27.
Electronegativity __________ from left to right within a period and __________ from top to bottom within a group.
a)
decreases, increases 
b)
increases, increases
c)
increases, decreases 
d)
stays the same, increases
28.
Atomic radius generally increases as we move __________.  
a)
down a group and from right to left across a period 
b)
up a group and from left to right across a period 
c)
down a group and from left to right across a period 
d)
up a group and from right to left across a period 
29.
Which of the following pairs of elements have similar properties
a)
Barium and Calcium
b)
Sodium and Magnesium
c)
Nickel and Copper
d)
Lithium and Helium 
30.
What term is used to describe "A measure of the size of an atom"
a)
chemical reactivity
b)
atomic radius
c)
energy levels
d)
orbit
31.
Which has the greater EN: 
Cl or Al?
a)
Cl
b)
Al
32.
Which has the greater EN: 
N or C?
a)
C
b)
N
33.
Which has the greater EN: 
H or F?
a)
H
b)
F
34.
Which of the following will have a larger radius than Zinc?
a)
Gallium
b)
Aluminum
c)
Magnesium
d)
Strontium
35.
Which atom has the largest atomic radius?
a)
potassium
b)
rubidium 
c)
francium
d)
cesium
36.
As you move down the periodic table atoms get bigger.  This is because ____________.
a)
The atoms have more mass.
b)
The atoms have more protons.
c)
The atoms have more energy levels
d)
The atoms have more nuetrons
37.
As you move across the periodic table atoms tend to get smaller because, ______________.
a)
the atoms have more mass.
b)
the atoms have less mass
c)
the atoms have more protons.
d)
the atoms have less electrons.
38.
Which statement correctly and completely identifies a trend?
a)
Atomic radius decreases across a period and increases down a group.
b)
Electronegativity decreases across a period and decreases down a group.
c)
Ionization energy increases across a period and increases down a group.
d)
Ionic radius increases across a period and increases down a group.
39.

The element with the lowest electronegativity in Period 3 is -

a)

Na

b)

Cl

c)

Ar

d)

Mg

40.
Which periodic group has the smallest atomic radius?
a)
Alkali metals
b)
Halogens
c)
Noble Gases
d)
Transition metals
41.

Elements that have similar properties are found in the same

a)

group

b)

period

c)

table

d)

energy level

42.

Rows on the modern periodic table are called

a)

groups

b)

periods

c)

families

d)

gases

43.

The number of each period represents the number of

a)

energy levels

b)

neutrons

c)

electrons

d)

nuclei

44.

What element can be found in period 4 group 8?

a)

Manganese (Mn)

b)

Iron (Fe)

c)

Cobalt (Co)

d)

Ruthenium (Ru)

45.

Which family are Mg, Ca, and Ba members?

a)

Alkali Metals

b)

Alkali Earth Metals

c)

Transition Metals

d)

Halogens

46.
Families all have similar 
a)
Names
b)
atomic numbers
c)
atomic masses
d)
properties
47.
The element with the smallest ionization energy in Period 6 is - 
a)
Rn
b)
Cs
c)
Os
d)
Tm
48.

There may be a maximum of ____ p orbitals at a given energy level.

a)

2

b)

6

c)

3

d)

8

49.

This shape is that of a...

a)

s orbital

b)

d orbital

c)

p orbital

d)

f orbital

50.

The spin of an electron is represented by this variable:

a)

n

b)

m

c)

L

d)

s, ms

51.

The principle quantum number, n, represents the:

a)

spin value

b)

suborbital value

c)

energy level

d)

magnetic value

52.

Orbital sublevels, or L, represents:

a)

orbital color

b)

orbital shape

c)

electron spin

d)

energy level

53.

With each higher energy level, the electrons are

a)

lower in energy

b)

more stable

c)

weaker

d)

farther from the nucleus

54.

How many electrons total are found in the f orbital?

a)

2

b)

6

c)

10

d)

14

55.

n=4, l=3?

a)

4f

b)

4d

c)

3s

d)

3p

56.

N=5 l=2

a)

3s

b)

4sp

c)

5d

d)

5p

57.

Which of the following sub levels does not exist

a)

2p

b)

3d

c)

2d

d)

5f

e)

4f

58.

Which of the following elements is Paramagnetic?

look at the atomic numbers.

a)

Mg

b)

Ne

c)

P

d)

Ca

e)

Kr

59.

A paramagnetic atom is

a)

An atom with All paired electrons

b)

An atom with unpaired electrons

60.

An atom that is diamagnetic is

a)

An atom with all paired electrons

b)

An atom with unpaired electrons

61.

Which of the following sets of quantum numbers (n, l, ml, and ms) describes the valence electron of Na?

a)

2, 1, 0, -½

b)

2, 0, 0, -½

c)

3, 1, 1, +½

d)

3, 0, 0, +½

62.
Which orbital shows a violation of the Pauli Exclusion Principle?
a)
A
b)
B
c)
C
d)
D
63.

Which values can (n) be?

a)

only 0

b)

0, 1, 2, 3...

c)

1,2,3,4...

d)

-2 < n < +2

64.

Which set of Quantum numbers is not allowed

a)

(3,1,1,-1/2)

b)

(2,1,-2,+1/2)

c)

(4,2,-1,-1/2)

65.

What is the correct representation for an orbital which has an "n" value of 3 and an "l" value of 1?

a)

3s

b)

3p

c)

3d

d)

3f

66.

Which of the following sets of quantum numbers (n, l, ml, and ms) describes the valence electron of 4s1?

a)

2, 0, 0, +1/2

b)

2, 1, 0, +1/2

c)

4, 0, 0, +1/2

d)

4, 1, 1, +1/2

67.

Which of the following sets of quantum numbers (n, l, ml, and ms) describes the electron 3p6?

a)

3, 1, 0, - 1/2

b)

3, 1, -1, -1/2

c)

1, 2, -1, -1/2

d)

1, 3, -1, -1/2

68.

A subshell that contains 5 orbitals is ... subshell.

a)

d

b)

s

c)

f

d)

p

69.

A theory stating that electrons have the trend of taking the orbitals from the lowest energy level to the highest is the theory of... .

a)

Pauli exclusion’s principle

b)

Aufbau principle

c)

Hund’s rule

d)

Heissenberg’s probability

70.

Which of the following set of quantum numbers is not valid?

a)

2,0,0,1/2

b)

2,0,1,1/2

c)

2,1,1,1/2

d)

2,1,0,1/2

71.

How many electrons can have the following set of quantum numbers, 6,0,0,1/2?

a)

1

b)

2

c)

3

d)

4