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Noble Gas Configurations in Chemistry

Total questions: 80

Worksheet time: 46mins

Name
Class
Date
1.
What is the noble gas configuration for beryllium?
a)
[He]1s2
b)
[He]2s2
c)
[Li]2s1
d)
[Li]2s2
2.
What is the noble gas configuration for boron?
a)
[He]1s22s2
b)
[He]2s22p2
c)
[He]2s22p1
d)
[Li]2s22p1
3.
What is the noble gas configuration for Sulfur?
a)
[Ar] 3p4
b)
[He] 3s2 3p4
c)
[Ne] 3s2 3p4
d)
[Na] 3s2 3p4
4.
What is the noble gas configuration for phosphorus?
a)
[Ar] 3p5
b)
[He] 3s2 3p5
c)
[Ne] 3s2 3p3
d)
[Na] 3s2 3p5
5.
What is the noble gas configuration for Neon?
a)
[Ne]
b)
[He]2s22p6
c)
[F]2p1
d)
[Ne]2s21p6
6.
[Ne]3s1 is the noble gas configuration for which element?
a)
sodium
b)
lithium
c)
fluorine
d)
aluminum
7.
[Ne]3s23p1 is the noble gas configuration for which element?
a)
scandium
b)
boron
c)
nitrogen
d)
aluminum
8.
[Ne]3s23p5 is the noble gas configuration for which element?
a)
chlorine
b)
fluorine
c)
sulfur
d)
aluminum
9.
[He]2s22p4 is the noble gas configuration for which element?
a)
oxygen
b)
sulfur
c)
phosphorus
d)
fluorine
10.
What atom matches this electron configuration?
1s22s22p63s23p64s23d10
a)
Zinc
b)
Copper
c)
Nickel
d)
Germanium
11.
How many electrons can the d sublevel hold?
a)
14
b)
10
c)
2
d)
6
12.
Which element is pictured?
a)
neon
b)
fluorine
c)
magnesium
d)
argon
13.
Which element is depicted from this orbital diagram
a)
Fluorine
b)
Neon
c)
Chlorine
d)
Argon
14.
This orbital diagram represents:  
a)
C
b)
B
c)
N
d)
O
15.
This orbital diagram represents:  
a)
C
b)
B
c)
N
d)
O
16.
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.
17.
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
18.
What is the Pauli Exclusion Principle?
a)
An atomic orbital can only hold a maximum of 2 electrons, each with opposite spins
b)
An atomic orbital can hold a minimum of 6 electrons, each with opposite spins
c)
An atomic orbital can hold a maximum of 6 electrons, each with the same spin
d)
An atomic orbital can hold a minimum of 2 electrons, each with opposite spins
19.
Which orbital shows a violation of Hund's Rule?
a)
A
b)
B
c)
C
d)
D
20.
Which orbital shows a violation of the Aufbau Principle?
a)
A
b)
B
c)
C
d)
D
21.
Which orbital shows a violation of the Pauli Exclusion Principle?
a)
A
b)
B
c)
C
d)
D
22.
Which element is depicted from this atomic orbital diagram?
a)
Carbon
b)
Nitrogen
c)
Oxygen
d)
Phosphorus
23.

How many electrons are in the 2s orbital of Calcium?

a)

1

b)

2

c)

6

d)

10

24.

What are the sublevel orbital(s) that make up the fourth energy level (n = 4)?

a)

s

b)

s, p

c)

s, p, d

d)

s, p, d, f

25.

If the second energy level (n = 2) currently contains 5 electrons, how many more electrons can still fit in the second energy level?

a)

0 electrons

b)

3 electrons

c)

5 electrons

d)

7 electrons

26.

What are the sublevel orbital(s) that make up the first energy level (n = 1)?

a)

s

b)

s, p

c)

s, p, d

d)

s, p, d, f

27.

What is the correct electron configuration of Magnesium?

a)

1s² 2s² 2p⁶ 3s²

b)

1s² 2s² 2p⁶ 3d²

c)

1s² 2s² 2p⁶ 3s¹ 3p¹

d)

1s² 2s² 2p⁶ 3p²

28.

The electron configuration of an unknown atom is 1s² 2s² 2p⁶ 3s² 3p⁴? How many electrons are found in this atom?

a)

16 electrons

b)

8 electrons

c)

10 electrons

d)

15 electrons

29.

How many electrons are in the 2p orbital of Aluminum?

a)

6 electrons

b)

13 electrons

c)

1 electrons

d)

8 electrons

30.

What is the correct electron configuration of Fluorine?

a)

1s² 2s² 2p⁵

b)

[He] 2s² 2p⁶

c)

1s² 2s² 2p⁶

d)

[Li] 2s² 2p⁵

31.

What is the correct electron configuration of Phosphorus?

a)

1s² 2s² 2p⁶ 3p⁵

b)

1s² 2s² 2p⁶ 3s¹ 3p⁴

c)

1s² 2s² 2p⁶ 3s² 3p³

d)

1s² 2s² 2p⁶ 3s² 3d³

32.

What is the correct electron configuration of Manganese?

a)

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁴

b)

[Ar] 4s² 3d⁵

c)

1s² 2s² 2p⁶ 3s² 3p⁶ 3d⁵ 4s²

d)

[Ar] 3d⁵ 4s²

33.

What element has the electron configuration 1s² 2s² 2p⁶ 3s² 3p⁶ 4s²?

a)

Calcium

b)

Potassium

c)

Argon

d)

Neon

34.

How many electrons can the third energy level (n = 3) hold?

a)

2 electrons

b)

32 electrons

c)

18 electrons, but for simplicity

d)

8 electrons

e)

10 electrons

35.

What element has the electron configuration 1s² 2s² 2p⁴?

a)

Oxygen

b)

Neon

c)

Fluorine

d)

Nitrogen

36.

What is the noble gas configuration for Beryllium?

a)

[He] 1s²

b)

1s² 2s²

c)

[He] 2s²

d)

[Li] 2s²

37.

How many different types of 'p' orbitals exist?

a)

1

b)

3

c)

5

d)

7

38.

What is the noble gas configuration for Chlorine?

a)

[Ar] 3p⁵

b)

[He] 3s² 3p⁵

c)

[Ne] 3s² 3p

d)

[Na] 3s² 3p⁵

39.

The electron configuration of an unknown atom is 1s² 2s² 2p⁶? How many electrons are found in this atom?

a)

10 electrons

b)

8 electrons

c)

2 electrons

d)

5 electrons

40.

How many electrons can the second energy level (n = 2) hold?

a)

2 electrons

b)

8 electrons

c)

18 electrons

d)

32 electrons

41.

Is the following electron configuration correct for Rubidium?

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 4d¹⁰ 4p⁶ 5s¹

a)

No because it should be 3d¹⁰ not 4d¹⁰

b)

No because 4p⁶ should be after 5s¹

c)

Yes because all electrons are represented properly

d)

No because 4d¹⁰ should be after 4p⁶

42.

How many electrons are in the 1s orbital of Rhenium?

a)

2 electrons

b)

75 electrons

c)

6 electrons

d)

12 electrons

43.

How many different types of d orbitals exist?

a)

1

b)

3

c)

5

d)

7

44.

How many electrons can the first energy level (n = 1) hold?

a)

2 electrons

b)

1 electron

c)

8 electrons

d)

10 electrons

45.

What are the horizontal rows on the Periodic Table?

a)

Group

b)

Period

c)

Family

46.

All Elements in a Period have the same number of Atomic Orbitals

a)

True

b)

False

47.

There are 11 Periods in the Periodic Table

a)

True

b)

False

48.

What are the Vertical Columns in the Periodic Table?

a)

Period

b)

Group

c)

Family

49.

To get into a group you have to have the same number of electrons in the outer orbital

a)

True

b)

False

50.

There are 18 total groups in the Periodic Table

a)

Yes

b)

No

51.

How are families formed in the periodic table?

a)

Elements are grouped together based on chemical properties

b)

Elements have the same number of electrons

c)

Elements have the same number of protons

d)

Two parent elements combine to create baby elements, and they adopt others into their family.

52.

Which 2 are examples of Families?

a)

Alkali Metals

b)

Halogen Gasses

c)

Helium

d)

Lovely Elements

53.

75% of all the elements are metals

a)

True

b)

False

54.

How do scientists identify metals?

a)

Conduction

b)

Reactivity

c)

Chemical

d)

Alloy

e)

These are all ways to identify metals

55.
Which is an electron?
a)
A
b)
B
c)
C
56.

How many electrons go in the first shell (ring) ?

a)

6

b)

8

c)

4

d)

2

57.

This is a Bohr Diagram of Aluminum. How many valence electrons does Aluminum have?

a)

3

b)

4

c)

5

58.

How many valence electrons does Tin (Sn) have?

a)

8

b)

7

c)

5

d)

4

59.

How many valence electrons does Lithium (Li) have?

a)

8

b)

1

c)

5

d)

2

60.

How many valence electrons does Bromine (Br) have?

a)

5

b)

6

c)

7

d)

8

61.
What is a valence electron?
a)
an electron that is found in the outermost shell of an atom. 
b)
an electron found in the innermost shell of an atom.
c)
an electron found in the middle shell.
62.

Which of these is incorrect?

a)
b)
63.

Which of these is correct?

a)
b)
c)
64.
This could be the dot diagram of 
a)
Ne
b)
Si
c)
Al
d)
Be
65.

Which element is this?

a)

Nickel

b)

Neon

c)

Sodium

d)

Nitrogen

66.

Name this element.

a)

Argon

b)

Chlorine

c)

Aluminum

d)

Boron

67.

Name this element.

a)

Neon

b)

Magnesium

c)

Sodium

d)

Manganese

68.

What is this element?

a)

Beryllium (atomic #4)

b)

Boron (atomic #5)

c)

Carbon (atomic #6)

d)

Nitrogen (atomic #7)

69.

How many valence electrons?

a)

2

b)

3

c)

4

d)

5

70.

According to the Octet Rule, atoms of elements react with each other in order to attain ____ electrons in their outermost energy level or shell.

a)

2

b)

4

c)

6

d)

8

e)

10

71.

Which of the following elements LOSES 1 electron in order to attain an octet?

a)

potassium

b)

calcium

c)

helium

d)

boron

e)

fluorine

72.

Which of the following elements GAINS 1 electron in order to attain an octet?

a)

sodium

b)

calcium

c)

helium

d)

boron

e)

chlorine

73.

Which of the following elements LOSES 2 electrons in order to attain an octet?

a)

lithium

b)

magnesium

c)

helium

d)

sulfur

e)

bromine

74.

Which of the following elements GAINS 2 electrons in order to attain an octet?

a)

cesium

b)

magnesium

c)

phosphorus

d)

sulfur

e)

iodine

75.

Which of the following elements LOSES 3 electrons in order to attain an octet?

a)

nitrogen

b)

lithium

c)

aluminum

d)

oxygen

e)

iodine

76.

Which of the following elements GAINS 3 electrons in order to attain an octet?

a)

nitrogen

b)

lithium

c)

boron

d)

oxygen

e)

fluorine

77.

Which of the following elements can EITHER GAIN or LOSE 4 electrons in order to attain an octet?

a)

silicon

b)

beryllium

c)

boron

d)

selenium

e)

chlorine

78.

Each of the following elements will LOSE ELECTRONS in order to attain an octet EXCEPT _______

a)

iodine

b)

magnesium

c)

potassium

d)

copper

e)

strontium

79.

Each of the following elements will GAIN ELECTRONS in order to attain an octet EXCEPT _______

a)

iodine

b)

phosphorus

c)

fluorine

d)

oxygen

e)

titanium

80.

Each of the following elements attains a stable valence shell WITHOUT having an octet in its outermost shell EXCEPT _______.

a)

lithium

b)

hydrogen

c)

beryllium

d)

helium

e)

nitrogen

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