Free Printable PS Unit 3 Review

1.

A neutron has what charge?

a)

Positive

b)

Negative

c)

It has no charge (it is neutral)

2.

A proton has what charge?

a)

Positive

b)

Negative

c)

It has no charge (it is neutral)

3.

An electron has what charge?

a)

Positive

b)

Negative

c)

It has no charge (it is neutral)

4.

What is the atomic # of iron?

a)

55

b)

56

c)

26

d)

2

5.

How many protons does krypton have?

a)

84

b)

36

c)

48

d)

8

6.

How many electrons does oxygen have?

a)

8

b)

16

c)

2

d)

15

7.

How many neutrons does lithium have?

a)

3

b)

4

c)

6

d)

7

8.

How many neutrons are in magnesium?

a)

12

b)

24

c)

25

d)

36

9.

What is the atomic number of silicon?

a)

14

b)

28

c)

42

d)

7

10.

What is the best mass number for silver?

a)

47

b)

107

c)

108

d)

154

11.

What is the symbol for arsenic?

a)

A

b)

As

c)

33

d)

75

12.

How many neutrons does beryllium have?

a)

4

b)

5

c)

9

d)

13

13.

How many electrons does helium have?

a)

2

b)

4

c)

6

d)

8

14.

Which particles are found in the nucleus of an atom?

a)

protons only

b)

neutrons only

c)

protons & electrons

d)

protons & neutrons

15.

How do you find the number of neutrons in an atom?

a)

It's the same as the atomic #

b)

It's the same as the mass number

c)

Subtract the atomic # from the mass number

d)

Add the mass number and the atomic #

16.

Na ionizes to a charge of _______

a)

+1

b)

+2

c)

-1

d)

-2

17.

Li ionizes to a charge of _________

a)

+2

b)

+1

c)

-1

d)

-2

18.

K ionizes to a charge of _________.

a)

+1

b)

+2

c)

-1

d)

-2

19.

Rb ionizes to a charge of _________.

a)

+2

b)

+1

c)

-1

d)

-2

20.

Be ionizes to a charge of ________.

a)

+1

b)

+2

c)

-1

d)

-2

21.

Mg ionizes to a charge of ______.

a)

+1

b)

+2

c)

-1

d)

-2

22.

Ca ionizes to a charge of _______.

a)

+1

b)

+2

c)

-1

d)

-2

23.

Sr ionizes to a charge of _________.

a)

+1

b)

+2

c)

-1

d)

-2

24.

Al ionizes to a charge of _______.

a)

+3

b)

-3

c)

+2

d)

-2

25.

N ionizes to a charge of _______.

a)

+3

b)

-3

c)

+2

d)

-2

26.

P ionizes to a charge of _______.

a)

+3

b)

-3

c)

+2

d)

-2

27.

As ionizes to a charge of _______.

a)

-3

b)

+3

c)

-2

d)

+2

28.

O ionizes to a charge of ________.

a)

+1

b)

+2

c)

-1

d)

-2

29.

S ionizes to a charge of _______.

a)

-2

b)

-1

c)

+1

d)

+2

30.

Se ionizes to a charge of _____.

a)

-2

b)

-1

c)

+1

d)

+2

31.

Te ionizes to a charge of ________.

a)

-2

b)

-1

c)

+2

d)

+1

32.

F ionizes to a charge of ________.

a)

-2

b)

-1

c)

+1

d)

+2

33.

Cl ionizes to a charge of _________.

a)

-2

b)

-1

c)

+1

d)

+2

34.

Br ionizes to a charge of ________

a)

-1

b)

-2

c)

+1

d)

+2

35.

I ionizes to a charge of _______.

a)

-1

b)

-2

c)

+1

d)

+2

36.

What is a positive ion called?

a)

anion

b)

cation

c)

isotope

d)

covalent

37.

What is a negative ion called?

a)

anion

b)

cation

c)

covalent

d)

isotope

38.

Which types of elements from cations?

a)

metals

b)

nonmetals

c)

metalloids

d)

noble gases

39.

Which types of elements from anions?

a)

metals

b)

nonmetals

c)

metalloids

d)

noble gases

40.

Why do elements form bonds?

a)

to get a charge

b)

so they can make friends

c)

to become stable by getting a full valence shell

d)

to become stable by increasing their mass

41.

How many electrons would a Nitrogen ion gain/lose?

a)

lose 5

b)

gain 5

c)

lose 3

d)

gain 3

42.

How many electrons would a Calcium ion gain/lose?

a)

lose 1

b)

gain 1

c)

lose 2

d)

gain 2

43.

What is the ion formed from Sulfur?

a)

S⁺²

b)

S^-2

c)

S⁺⁶

d)

S^-6

44.

If an atom loses electrons, the charge will be positive.

a)

true

b)

false

45.

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

46.

Isotopes of an element have a different number of...

a)

Protons

b)

Neutrons

c)

Electrons

47.

12 protons and 13 neutrons

a)

Mg-12

b)

Mg-13

c)

Mg-25

d)

Mg-24.305

48.

9 protons and 9 neutrons

a)

Fluorine-18

b)

Fluorine-9

c)

Fluorine-16

d)

Fluorine-18.998

49.

^{The photo above shows the isotopic notation for which isotope?}

a)

Carbon 12

b)

Carbon 13

c)

Carbon 14

d)

Carbon 15

50.

What is the atomic mass of the pictured isotope?

a)

2

b)

4

c)

6

51.

What is the name of the pictured isotope?

a)

Chlorine-18

b)

Chlorine-17

c)

Chlorine-35

52.

What is the name of the pictured isotope?

a)

Copper-29

b)

Copper-63

c)

Copper-34

53.

Two isotopes of carbon are carbon-12 and carbon-14. These isotopes differ from one another by two protons.

a)

true

b)

false

54.

How many protons does this isotope of titanium have?

a)

48

b)

22

c)

26

d)

70

55.

How many neutrons does the isotope of lithium have?

a)

8

b)

3

c)

4

d)

5

56.

How many electrons does a Copper atom have?

a)

63

b)

29

c)

92

d)

34

57.

Found in the nucleus of the atom

a)

electrons only

b)

protons only

c)

neutrons and protons

d)

neutrons and electrons

58.

An element is defined by its number of

a)

protons

b)

electrons

c)

neutrons

d)

protons + electrons

59.

Which of the subatomic particles is the lightest

a)

all have the same mass

b)

protons

c)

neutrons

d)

electrons

60.

Which of the subatomic particles is the heaviest?

a)

electrons

b)

protons

c)

neutrons

d)

protons and neutrons have equal mass

61.

An atom with atomic number 6 would have how many protons?

a)

6

b)

12

c)

3

d)

cannot be determined

62.

Most of an atom's mass is found in the

a)

electrons.

b)

nucleus.

63.

If a hydrogen atom has 1 proton, 1 electron, and 1 neutron, its mass number is ....

a)

1

b)

2

c)

3

d)

0

64.

What is the Atomic Number for Beryllium (Be)?

a)

4

b)

9.012

c)

9

d)

5

65.

What is the Atomic Mass for Beryllium (Be)?

a)

4

b)

9.012

c)

9

d)

5

66.

How many Protons are in one atom of Beryllium (Be)?

a)

4

b)

9.012

c)

9

d)

5

67.

How many Electrons are in one atom of Beryllium (Be)?

a)

4

b)

9.012

c)

9

d)

5

68.

What is the mass number of Beryllium (Be)?

a)

4

b)

9.012

c)

9

d)

5

69.

How many neutrons are in one atom of Beryllium (Be)?

a)

4

b)

9.012

c)

9

d)

5

70.

What is the atomic number?

a)

the number of protons

b)

the number of protons and neutrons

c)

the number of neutrons

d)

the number of protons and electrons

71.

What is the mass number defined as?

a)

the number of protons

b)

the number of protons and neutrons

c)

the number of neutrons

d)

the number of protons and electrons

72.

What is the atomic number of this atom?

a)

1

b)

3

c)

4

d)

7

73.

What is the mass number of this atom?

a)

1

b)

3

c)

4

d)

7

74.

What is the atomic number of Barium, Ba? (enlarge the periodic table)

a)

20

b)

38

c)

56

d)

88

75.

What is the atomic number of Nickel? (enlarge the periodic table)

a)

110

b)

28

c)

46

d)

78

76.

How many protons are in a sodium atom, Na? (tap to enlarge the periodic table)

a)

Sodium has 1 proton.

b)

Sodium has 3 protons.

c)

Sodium has 11 protons

77.

An element has the mass number 12 and atomic number 6. The number of neutrons in it is:

a)

6

b)

10

c)

4

d)

8

78.

Atoms of the same element which have a different number of neutrons are called _________________.

a)

ions

b)

isotopes

c)

quarks

d)

molecules

79.

Which subatomic particle has a negative charge in the atom?

a)

proton

b)

neutron

c)

electron

d)

quark

80.

How many neutrons does C-14 contain? (tap to enlarge the image)

a)

6

b)

7

c)

14

d)

8

81.

How many neutrons does an atom of the isotope Neon-22 have? (tap to enlarge the image)

a)

12

b)

10

c)

22

d)

20

82.

How many neutrons does an atom of Nitrogen-13 have? (tap to enlarge the image)

a)

6

b)

7

c)

13

d)

5

83.

Isotopes have different numbers of

a)

protons

b)

neutrons

c)

electron

d)

properties

84.

The number in Kr-84 represents what about Krypton?

a)

The number of electrons

b)

The number of protons

c)

The mass number

85.

If an atom has 10 electrons, how many protons does it have?

a)

0

b)

1

c)

10

d)

5

86.

How many electrons are in an atom with an atomic number of 50? You will need a periodic table to help you.

a)

5

b)

8

c)

50

d)

2

87.

What do these isotopes of carbon all have in common?

a)

neutrons & mass number

b)

atomic number and neutrons

c)

atomic number and electrons

d)

protons, atomic number, and mass number

88.

How many neutrons does the isotope of lithium - 8 have?

a)

8

b)

3

c)

4

d)

5

89.

which atom has 4 neutrons?

a)

Li-6

b)

Li-7

c)

Li-8

d)

they have the same # of neutrons

90.

Isotopes are atoms of the same element with different #’s of __________ & therefore different __________.

a)

n⁰ ; atomic #’s

b)

p⁺ ; atomic #’s

c)

e^- ; atomic masses

d)

n⁰ ; atomic masses

91.

atomic number

a)

gas at room temperature, low boiling point

b)

a subatomic particle that has a negative charge

c)

number or protons and neutrons

d)

the number of protons in the nucleus of an atom

92.

period

a)

Elements that occur in vertical columns on the periodic table.

b)

A horizontal row of elements in the periodic table

c)

Found in group two of the periodic table; highly reactive

d)

A subatomic particle that has a negative charge

93.

neutron

a)

A subatomic particle that has a positive charge and that is found in the nucleus of an atom

b)

not able to conduct heat or electricity, little to no metallic luster

c)

A subatomic particle that has a negative charge

d)

A small particle in the nucleus of the atom, with no electrical charge

94.

A subatomic particle that has a positive charge and that is found in the nucleus of an atom

a)

Proton

b)

elecrtron

c)

groups

d)

neutrons

95.

A subatomic particle that has a negative charge

a)

nobles gases

b)

protons

c)

electrons

d)

neutrons

96.

not able to conduct heat or electricity, little to no metallic luster

a)

Non-metals

b)

noble gases

c)

atomic mass

d)

Neutron

97.

The electrons in the outermost shell (main energy level) of an atom; these are the electrons involved in forming bonds

a)

alkali metals (group 1)

b)

Halogens (Group 17)

c)

atomic number

d)

valence electrons

98.

Number of protons and neutrons

a)

atomic number

b)

atomic mass

c)

noble gases

d)

Non-metals

99.

Elements that occur in vertical columns on the periodic table.

a)

Neutron

b)

metalloids (semimetals)

c)

groups

d)

Proton

100.

metalloids (semimetals)

a)

Elements that occur in vertical columns on the periodic table.

b)

an element that has both metallic and nonmetallic properties

c)

not able to conduct heat or electricity, little to no metallic luster

d)

found in group one of the periodic table; highly reactive

101.

Which of these is a property of metals?

a)

It's malleable

b)

It can't conduct electricity

c)

They are used in food

d)

It's very brittle

102.

Which of these grouping of elements could have the characteristic of brittle?

a)

Metal

b)

Nonmetal

103.

Which of the following is a good conductor of heat?

a)

Metal

b)

Nonmetal

c)

Metalloid

104.

Some characteristics of a metal are that it is malleable and ductile.

a)

TRUE

b)

FALSE

105.

Iron is a good conductor, malleable and magnetic. What type of element is Iron?

a)

Metal

b)

Nonmetal

c)

Metalloid

d)

Pretty

106.

Which elements are found on the left to middle of The Periodic Table?

a)

Metals

b)

Nonmetals

c)

Metalloids

d)

Candles

107.

Which elements are found on the right side of The Periodic Table?

a)

Metals

b)

Nonmetals

c)

Metalloids

d)

Water

108.

Non-metals are good conductors of heat and electricity.

a)

TRUE

b)

FALSE

109.

Silicon is a semiconductor and has properties of both metals and nonmetals. What type of element is Silicon?

a)

Metal

b)

Nonmetal

c)

Metalloid

d)

Pretty

110.

How would this element be classified?

a)

Metal

b)

Nonmetal

c)

Metalloid

d)

Metamorphic

111.

Which element is least likely to conduct heat and electricity?

a)

O

b)

Si

c)

Po

d)

Ca

112.

Which of the given choices correctly shows the three main groups of elements listed from least conductivity to greatest conductivity?

a)

Metals, Nonmetals, Metalloids

b)

Nonmetals, Metalloids, Metals

c)

Metalloids, Metals, Nonmetals

d)

Nonmetals, Metals, Metalloids

113.

Aluminum can be hammered into different shapes or rolled into flat sheets. This means Aluminum is

a)

ductile

b)

malleable

c)

lustrous

d)

high density

114.

This type of element loses its valence electrons easily.

a)

metal

b)

nonmetal

c)

metalloid

115.

Why do metals conduct electricity so well?

a)

have a shared "sea of electrons" to carry the current.

b)

electrons are stuck in place so they can pass the current

c)

metals do not conduct electricity

d)

they transfer electrons from one atom to another

PS Unit 3 Review

Total questions: 115

Worksheet time: 1hrs 10mins

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