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3N3 Prep Atomic, isotopes and electronic configuration

Total questions: 133

Worksheet time: 1hrs 7mins

Name
Class
Date
1.

How many protons does the aluminium atom have in its nucleus

(a)  

2.

How many neutrons does this sodium atom have in its nucleus?

(a)  

3.

The number of neutrons can be calculated by doing:

​ (a)   - ​ (b)  

Choose from the below words
Mass number
atomic number
4.

The overall charge of an atom is ​ (a)   because there are the same number of ​ (b)   protons and ​​ (c)   (d)  

Choose from the below words
0
positive
negative
electrons
neutral
neutrons
+1
-1
5.



(a)  

6.



(a)  

7.



(a)  

8.



(a)  

9.



(a)  

10.



(a)  

11.



(a)  

12.
Question Image

Match the following

a)

X

1.

Proton

b)

Y

2.

Neutron

c)

Z

3.

Electron

13.



(a)  

14.

What is the relative charge of an electron?

a)

+1

b)

-1

c)

0

d)

1

15.

What is the relative charge of a neutron?

a)

+1

b)

-1

c)

0

d)

1

16.

What is the relative charge of a proton?

a)

+1

b)

-1

c)

0

d)

1

17.

Match the following relative charges:

a)

Proton

1.

+1

b)

Neutron

2.

0

c)

Electron

3.

-1

18.

What is the relative charge of an electron?

(a)  

19.

What is the relative charge of a neutron?

(a)  

20.

​ (a)   have a relative mass of 1/1836

Choose from the below words
electrons
protons
neutrons
21.

What is the relative mass of a neutron

(a)  

22.

What is the relative mass of an electron?

a)

1/1836

b)

1

c)

2

d)

0

23.

What is the relative mass of a proton

(a)  

24.

The number of (a)   determines which element an atom is

25.

What is the relative mass of a proton

(a)  

26.

"The smallest part of an element that can still be recognised as the element"

This is a definition for...

a)

An atom

b)

A molecule

c)

A proton

d)

An element

27.

Name the subatomic particle

(a)  

28.

Name the subatomic particle

(a)  

29.

Name the subatomic particle

(a)  

30.
Question Image

Match the following

a)

Neutron

1.

A

b)

Proton

2.

B

c)

Electron

3.

C

31.

The atomic number is the number of (a)   in the nucleus of an atom

32.

The (a)   number is the number of protons in the nucleus of an atom

33.

The atomic number is the number of ​ (a)   in the nucleus of an atom

Choose from the below words
protons
neutrons
electrons
34.

How many protons does the hydrogen atom have

(a)  

35.

How many neutrons does the hydrogen atom have

(a)  

36.

What is the atomic number of the Helium atom

(a)  

37.

What is the mass number of the Helium atom

(a)  

38.

How many protons does the Helium atom have in its nucleus

(a)  

39.

How many neutrons does the Helium atom have in its nucleus

(a)  

40.

What is the atomic number of the lithium atom?

(a)  

41.

What is the mass number of the lithium atom?

(a)  

42.

How many protons does the lithium atom have in its nucleus?

(a)  

43.

The lithium atom has:

​ ​ (a)   protons

​​ (b)   neutrons

Choose from the below words
3
4
7
10
44.

The ​ (a)   number is 7 and the ​​ (b)   number is 3.

The atom has ​ (c)   protons and ​ (d)   neutrons

Choose from the below words
mass
atomic
3
4
7
45.

What is the atomic number of the Fluorine atom?

(a)  

46.

The ​ (a)   number of the Fluorine atom is 19

Choose from the below words
mass
atomic
47.

Which element has the symbol Pb?

(a)  

48.

How many neutrons does the atom of Lead contain?

(a)  

49.

The ​ (a)   number of the lead atom is ​82

The ​ (b)   number of the lead atom is ​​207

Choose from the below words
atomic
mass
50.

The mass number is the number of protons AND (a)   in the nucleus of the atom

51.

Match the following

a)

Atomic number

1.

Number of protons

b)

Mass number

2.

Number of protons and neutrons

c)

Group number

3.

Number of electrons in the outer shell

52.

Which property of an atom determines the element that an atom is?

a)

Atomic number

b)

Mass number

c)

Group number

d)

Number of neutrons

53.

The number of (a)   determines which element an atom is

54.

What is the relative mass of a proton

(a)  

55.

What is the relative mass of a neutron

(a)  

56.

What is the relative mass of an electron?

a)

1/1836

b)

1

c)

2

d)

0

57.

​ (a)   have a relative mass of 1/1836

Choose from the below words
electrons
protons
neutrons
58.

What is the relative charge of a proton?

(a)  

59.

What is the relative charge of a neutron?

(a)  

60.

What is the relative charge of an electron?

(a)  

61.

Match the following relative charges:

a)

Proton

1.

+1

b)

Neutron

2.

0

c)

Electron

3.

-1

62.



(a)  

63.
Question Image

Match the following

a)

X

1.

Proton

b)

Y

2.

Neutron

c)

Z

3.

Electron

64.



(a)  

65.



(a)  

66.

Isotopes are atoms with the same number of (a)   and a different number of neutrons

67.

Isotopes are atoms with the same number of ​ (a)   and a different number of ​ (b)  

Choose from the below words
protons
neutrons
electrons
68.

Isotopes are atoms that have the same ​ (a)   number but a different ​ (b)   number.

Choose from the below words
atomic
mass
69.

(a)   are atoms with the same number of protons and a different number of neutrons

70.

What does 'Ar' represent?

a)

Relative Atomic mass

b)

Mass Number

c)

Atomic Number

d)

Number of electrons

71.

Relative atomic mass is a weighted (a)   mass of the mass numbers for the isotopes of an element

72.

Relative atomic mass is compared to an atom of...

(a)  

73.

Calculate the relative atomic mass of Boron (give your answer to 1 dp)

(a)  

74.

Calculate the relative atomic mass of X to 1 decimal place

(a)  

75.

Calculate the relative atomic mass of X to 1 decimal place

(a)  

76.

Calculate the relative atomic mass of X to 1 decimal place

(a)  

77.

Calculate the relative atomic mass of X to 1 decimal place

(a)  

78.



(a)  

79.

Calculate the Relative Atomic Mass of X giving your answer to 1 decimal place

(a)  

80.

Calculate the mass number of the second isotope

(a)  

81.

Elements on the periodic table are arranged in order of increasing (a)   number (from left to right)

82.

Elements on the periodic table are arranged in order of ​ (a)   ​ (b)   number from ​ (c)   to ​ (d)  

Choose from the below words
increasing
atomic
left
right
decreasing
Mass
83.

The vertical columns on the Periodic Table are known as ...

(a)  

84.

The horizontal rows on a Periodic Table are known as ...

(a)  

85.

On the Periodic Table:

Vertical Columns = ​ (a)  

Horizontal Rows = ​ (b)  

Choose from the below words
groups
periods
86.

A section of the periodic table is shown.

Which element is in Period 3, Group 2?

(a)  

87.

A section of the periodic table is shown.

Which period is Lithium found in?

(a)  

88.

A section of the periodic table is shown.

Which element is in Period 2, Group 3?

(a)  

89.

A section of the periodic table is shown.

Which Period is Potassium (K) found in?

(a)  

90.

A section of the periodic table is shown.

Which element is found in Group 2, Period 2?

a)

Be

b)

Mg

c)

Li

d)

Na

91.

What is the maximum number of electrons the inner shell of electrons can hold?

(a)  

92.

What is the maximum number of electrons the second shell of electrons can hold?

(a)  

93.

What is the maximum number of electrons the third shell of electrons can hold?

(a)  

94.

What is the electronic configuration of a lithium atom?

(a)  

95.

What is the electronic configuration of a Be atom?

(a)  

96.

What is the electronic configuration of a Be atom?

(a)  

97.

What is the electronic configuration of a C atom?

(a)  

98.

What is the electronic configuration of a N atom?

(a)  

99.

What is the electronic configuration of an O atom?

(a)  

100.

What is the electronic configuration of a F atom?

(a)  

101.

What is the electronic configuration of a Ne atom?

(a)  

102.

What is the electronic configuration of a Na atom?

(a)  

103.

What is the electronic configuration of an Mg atom?

(a)  

104.

What is the electronic configuration of an Al atom?

(a)  

105.

What is the electronic configuration of a Si atom?

(a)  

106.

What is the electronic configuration of a P atom?

(a)  

107.

What is the electronic configuration of a S atom?

(a)  

108.

What is the electronic configuration of a Cl atom?

(a)  

109.

What is the electronic configuration of an Ar atom?

(a)  

110.

What is the electronic configuration of a K atom?

(a)  

111.

What is the electronic configuration of a Ca atom?

(a)  

112.
Question Image

Match the following

a)

Atomic Number

1.

13

b)

Mass Number

2.

27

c)

Group Number

3.

3

d)

Electronic Configuration

4.

2.8.3

e)

Number of Neutrons

5.

14

113.
Question Image

Match the following

a)

Number of Protons

1.

5

b)

Number of Neutrons

2.

6

c)

Mass Number

3.

11

d)

Electronic Configuration

4.

2.3

e)

Number of Electrons in outer shell

5.

3

114.
Question Image

Match the following

a)

Atomic Number

1.

15

b)

Mass Number

2.

31

c)

Number of Protons

3.

16

d)

Electronic Configuration

4.

2.8.5

e)

Group Number

5.

5

115.

The ​ (a)   number of an element is the same as the number of ​ (b)   in the ​ (c)   shell

Choose from the below words
group
electrons
outer
atomic
mass
inner
protons
116.

What group is Lithium found in on the Periodic Table

(a)  

117.

What group is Cl found in on the Periodic Table

(a)  

118.

Match the following electronic configurations to position on the periodic table

a)

2.1

1.

Group 1

b)

2.8.2

2.

Group 2

c)

2.8.3

3.

Group 3

d)

2.8.7

4.

Group 7

e)

2.6

5.

Group 6

119.

An atom has an electronic configuration of 2.8.4

Which group would you find the atom in on the Periodic Table?

(a)  

120.

An atom has an electronic configuration of 2.8.4

Which period would you find the atom in on the Periodic Table?

(a)  

121.

An atom has an electronic configuration of 2.7

Which period would you find the atom in on the Periodic Table?

(a)  

122.

An atom has an electronic configuration of 2.7

Which group would you find the atom in on the Periodic Table?

(a)  

123.

An atom has an electronic configuration of 2.8.8.2

Which group would you find the atom in on the Periodic Table?

(a)  

124.

An atom has an electronic configuration of 2.8.8.2

Which period would you find the atom in on the Periodic Table?

(a)  

125.

An atom has an electronic configuration of 2.8.3

Which period would you find the atom in on the Periodic Table?

(a)  

126.

An atom has an electronic configuration of 2.8.3

Which group would you find the atom in on the Periodic Table?

(a)  

127.

An atom has an electronic configuration of 2.8.5

Which group would you find the atom in on the Periodic Table?

(a)  

128.

An atom has an electronic configuration of 2.8.5

Which period would you find the atom in on the Periodic Table?

(a)  

129.

What would the electronic configuration of an atom be if it is found in group 2, period 3?

(a)  

130.

What would the electronic configuration of an atom be if it is found in group 4, period 2?

(a)  

131.

What would the electronic configuration of an atom be if it is found in period 3, Group 7

(a)  

132.

What would the electronic configuration of an atom be if it is found in period 4, Group 2

(a)  

133.

What does the period number tell you about an atom?

a)

How many shells have electrons in them

b)

How many electrons are in the outer shell

c)

How many electrons an atom has

d)

How many neutrons an atom has