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Atomic Structure - ions

Total questions: 89

Worksheet time: 45mins

Name
Class
Date
1.

What is a positive ion called?

a)

anion

b)

cation

c)

isotope

d)

covalent

2.

What is a negative ion called?

a)

anion

b)

cation

c)

covalent

d)

isotope

3.

How many electrons would a Nitrogen ion gain or lose if it has 5 valence electrons?

a)

lose 5

b)

gain 5

c)

lose 3

d)

gain 3

4.

What is the ion formed from Sulfur if it has 6 valence electrons?

a)

S+2

b)

S-2

c)

S+6

d)

S-6

5.

How many electrons would a Calcium ion gain/lose if it has 2 valence electrons?

a)

lose 1

b)

gain 1

c)

lose 2

d)

gain 2

6.

A bromine ion gains 1 electron. Which of the following is the correct symbol for a bromine ion?

a)

Br-1

b)

Br+1

c)

Br+7

d)

Br-7

7.
What is the charge of an atom that has lost one electron?
a)
-1
b)
-2
c)
+1
d)
+2
8.

An atom with 2 protons, 3 neutrons, and 4 electrons has a charge of ____.

a)

+2

b)

-2

c)

+3

d)

0

9.

If an element has 3 valence electrons, what charge will likely form on its ion?

a)

+3

b)

+5

c)

-3

d)

-5

10.

Ions are:

a)

atoms with a positive or negative charge

b)

atoms with no charge

c)

atoms with ONLY a positive charge

d)

atoms with ONLY a negative charge

11.

Na has 1 valence electron. It will have a charge of _______

a)

+1

b)

+2

c)

-1

d)

-2

12.

Be has 2 valence electrons. It will have a charge of _______

a)

+1

b)

+2

c)

-1

d)

-2

13.

Is this atom neutral or an ion?

a)

Neutral

b)

Ion

14.

What is the mass of this atom?

a)

8

b)

16

15.

How many protons are in this atom?

a)

8

b)

16

16.

How many neutrons are in this atom?

a)

8

b)

16

17.

How many electrons are in this atom?

a)

8

b)

16

c)

10

18.

Is this atom neutral or an ion?

a)

Neutral

b)

Ion

19.

What is the mass of this atom?

a)

12

b)

24

20.

How many protons are in this atom?

a)

12

b)

24

21.

How many neutrons are in this atom?

a)

12

b)

24

22.

How many electrons are in this atom?

a)

10

b)

12

c)

24

23.

Is this atom neutral or an ion?

a)

Neutral

b)

Ion

24.

What is the mass of this atom?

a)

13

b)

27

25.

How many protons are in this atom?

a)

13

b)

27

26.

How many neutrons are in this atom?

a)

13

b)

14

c)

27

27.

How many electrons are in this atom?

a)

10

b)

13

c)

27

28.

Valence electrons are:

a)

Electrons farthest away from the nucleus

b)

Electrons closest to the nucleus

c)

Electrons that just come and go - they don't stay with the atom

29.

Cations are...

a)

Positive

b)

Negative

c)

Neutral

30.

Anions are...

a)

Positive

b)

Negative

c)

Neutral

31.

Group 17 elements always have ions with a charge of

a)

+1

b)

+2

c)

-1

d)

-2

32.

What charge will an Oxygen ion have?

a)

+1

b)

-1

c)

+2

d)

-2

33.
Which of the following has a -3 charge?
a)
Boron
b)
Fluorine
c)
Nitrogen
d)
Neon
34.

Elements on the LEFT side of the periodic table will most likely form:

a)

Positive ions

b)

Negative ions

c)

Neutral ions

d)

None of these

35.

An atom becomes _______ when it loses electrons.

a)

Positive

b)

Negative

c)

Neutral

d)

Invisible

36.

What charge will an aluminum ion have?

a)

3+

b)

2+

c)

2-

d)

3-

37.
How many valence electrons does Lithium have?
a)
1
b)
2
c)
3
d)
4
38.
How many valence electrons does magnesium have?
a)
1
b)
2
c)
12
d)
24
39.
How many valence electrons does Carbon have?
a)
4
b)
12
c)
6
d)
14
40.

What will be the charge of this atom after it has been ionized?

a)

-2

b)

-1

c)

+1

d)

+2

41.

Cations are formed by _______ electrons from an atom.

a)

adding

b)

removing

42.

What will be the ionic charge of this atom?

a)

-2

b)

-1

c)

+1

d)

+2

43.

This atom will form a:

a)

cation

b)

anion

44.

This atom will form a:

a)

Cation

b)

Anion

45.

Anions are formed by _______ electrons to an atom.

a)

removing

b)

adding

46.

What is the ionic charge of this atom?

a)

-2

b)

-1

c)

+1

d)

+2

47.

What is the ionic charge of this atom?

a)

-2

b)

-1

c)

+1

d)

+2

48.

This atom is considered a:

a)

Cation

b)

Anion

49.

This atom is considered a:

a)

Cation

b)

Anion

50.

Valence electrons means...

a)

Electrons inside the atoms

b)

Electrons on the outermost energy level

c)

Electrons with no charge

d)

Electrons that are stable

51.

Anions will:

a)

lose electrons

b)

gain electrons

52.

What will cations do?

a)

Lose electrons

b)

Gain electrons

53.

Protons have...

a)

Positive charge

b)

Negative charge

c)

Neutral/No charge

54.

Electrons are...

a)

Positively charged

b)

Negatively charged

c)

Neutral/No charge

55.

Neutrons are...

a)

Positively charged

b)

Negatively charged

c)

Neutral/No charge

56.

Which particles are NOT found inside the nucleus of atoms?

a)

Protons

b)

Electrons

c)

Neutrons

57.
Anions are...
a)
Positive
b)
Negative
c)
Neutral
d)
Crying
58.

An atom becomes _________ when it gains electrons.

a)

Positive

b)

Negative

c)

Neutral

d)

Invisible

59.

An atom becomes _______ when it loses electrons.

a)

Positive

b)

Negative

c)

Neutral

d)

Invisible

60.
Cations are...
a)
Positive
b)
Negative
c)
Neutral
d)
Purring
61.
Anions are...
a)
Positive
b)
Negative
c)
Neutral
d)
Crying
62.

What is the name of this ion?

a)

oxide

b)

oxygen

63.

Why are ions formed?

a)

To make our lives difficult

b)

Because atoms want to be stable with 8 valence electrons

c)

Because atoms have the same number of protons and electrons

d)

Because atoms gain neutrons

64.

An atom with 2 protons, 3 neutrons, and 4 electrons has a charge of ____.

a)

+2

b)

-2

c)

+3

d)

0

65.

How many protons, neutrons, and electrons?

a)

proton = 6, neutron = 4, electron = 1

b)

proton = 4, neutron = 4, electron = 5

c)

proton = 1, neutron = 6, electron = 10

d)

proton = 4, neutron = 2, electron = 3

66.

A bromine ion gains 1 electron. Which of the following is the correct symbol for a bromine ion?

a)

Br-1

b)

Br+1

c)

Br+7

d)

Br-7

67.
What is the charge of an atom that has lost one electron?
a)
-1
b)
-2
c)
+1
d)
+2
68.

How many protons, neutrons, and electrons?

a)

proton = 16, neutron = 8, electron = 10

b)

proton = 8, neutron = 16, electron = 8

c)

proton = 8, neutron = 8, electron = 10

d)

proton = 6, neutron = 2, electron = 6

69.

How many protons, neutrons, and electrons are present in an atom?

a)

proton = 6, neutron = 4, electron = 1

b)

proton = 4, neutron = 4, electron = 5

c)

proton = 1, neutron = 6, electron = 10

d)

proton = 4, neutron = 2, electron = 3

70.

Cations are _______ that form ____________ ions and __________ electrons.

a)

nonmetals, positive, lose

b)

nonmetals, negative, gain

c)

metals, positive, gain

d)

metals, positive, lose

71.

Anions are _______ that form ____________ ions and __________ electrons.

a)

nonmetals, positive, lose

b)

nonmetals, negative, gain

c)

metals, positive, gain

d)

metals, positive, lose

72.
Where are metals located on the periodic table?
a)
Blue
b)
Green
c)
Red
73.

Where are the nonmetals located on the periodic table?

a)

Blue

b)

Red

c)

Green

74.
How many electrons does S2- have?
a)
2
b)
14
c)
16
d)
18
75.

How many electrons does Ba2+ have?

a)

2

b)

54

c)

56

d)

58

76.

You have an element with an atomic number of 15 and an atomic mass of 32. What isotope is it?

a)

Phosphorus-32

b)

Phosphorus-15

c)

Germanium-15

d)

Germanium-32

77.

Describe the number of protons and electrons in Fe2+.

a)

26 protons, 24 electrons

b)

26 electrons, 24 protons

c)

26 protons, 28 electrons

d)

28 protons, 26 electrons

78.
How many electrons does Si4+ have?
a)
4
b)
10
c)
14
d)
18
79.
How many electrons can fit in the first and second energy levels?
a)
2 in the first and 2 in the second
b)
2 in the first and 8 in the second
c)
8 in the first and 8 in the second
d)
2 in the first and 10 in the second
80.

Name group 1 on the periodic table.

a)

alkali metals

b)

alkaline earth metals

c)

noble gases

d)

halogens

81.

Name the group 2 elements on the periodic table.

a)

alkali metals

b)

alkaline earth metals

c)

noble gases

d)

transition metals

82.

Name the group 18 elements on the periodic table.

a)

alkali metals

b)

alkaline earth metals

c)

transition metals

d)

noble gases

83.

Name the groups 3-12 on the periodic table.

a)

noble gases

b)

halogens

c)

metalloids

d)

transition metals

84.

Name the group 17 elements on the periodic table.

a)

transition metals

b)

metalloids

c)

halogens

d)

alkali metals

85.
Elements in the same ________ are more chemically similar.
a)
group
b)
period
c)
club
d)
table
86.

The majority of elements on the periodic table are

a)

man-made.

b)

nonmetals.

c)

metals.

d)

gases.

87.

The vertical (up and down) columns in the Periodic Table are called:

a)

groups

b)

towers

c)

periods

d)

atomic numbers

88.

What is the name of the group of elements that includes Mg and Ca?

a)

Alkali Metals

b)

Alkaline Earth Metals

c)

Halogens

d)

Noble Gases

89.

What is the name of the group that contains Ar and Kr?

a)

Alkali Metals

b)

Alkaline Earth Metals

c)

Halogens

d)

Noble Gases

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