Free Printable Chemistry Fall 2025

1.

What group does boron belong in?

a)

Group 15

b)

Group 13

c)

Group 12

d)

Group 14

2.

Which of the following elements is in Group 13 of the periodic table?

a)

Silicon

b)

Nitrogen

c)

Aluminum

d)

Magnesium

3.

What is the group number for the element gallium?

a)

Group 13

b)

Group 17

c)

Group 16

d)

Group 2

4.

Which group contains both boron and thallium?

a)

Group 1

b)

Group 13

c)

Group 18

d)

Group 2

5.

What is the formula when calculating density?

a)

Density = Volume / Mass

b)

Density = Mass + Volume

c)

Density = Mass / Volume

d)

Density = Mass x Volume

6.

What is the difference between periods and groups on the periodic table?

a)

Periods are vertical; groups are horizontal.

b)

Periods and groups are the same thing.

c)

Periods are columns; groups are rows.

d)

Periods are rows; groups are columns.

7.

Which element is found in the same group as aluminum?

a)

Sodium

b)

Oxygen

c)

Gallium

d)

Carbon

8.

How many periods are there in the modern periodic table?

a)

13

b)

10

c)

7

d)

18

9.

What property is used to arrange elements in the periodic table?

a)

Atomic number

b)

Melting point

c)

Atomic mass

d)

Density

10.

$37\degree C\ =\ \ \ \degree F$

(a)

11.

$37\degree C\ =\ \ \ \degree F$

(a)

12.

$104\degree F\ =\ \ \degree C$

(a)

13.

$22\degree C=\ \degree F$

(a)

14.

The abbreviation for kilogram is...

a)

kg

b)

gg

c)

g

d)

Kg

15.

What is the multiplying factor for the prefix kilo-?

a)

1

b)

0.000001

c)

1000

d)

10

16.

What is the symbol for the prefix nano-?

(a)

17.

Giga (G)

a)

$10^{-9}$

b)

$10^3$

c)

$10^9$

18.

Mikro\ \left(\mu\right)

a)

$10^6$

b)

$10^{-6}$

c)

$10^{-9}$

19.

Piko (p)

a)

$10^6$

b)

$10^{-9}$

c)

10^{-12}

20.

Mega (M)

a)

$10^6$

b)

$10^2$

c)

$10^{-12}$

21.

Nano (n)

a)

$10^6$

b)

$10^{-9}$

c)

$10^{-3}$

22.

Kilo (k)

a)

10^{-1}

b)

$10^3$

c)

$10^6$

23.

What is a valence electron?

a)

Electrons in the first energy shell

b)

Electrons in the second energy shell

c)

Electrons in the outer shell

d)

Total number of electrons

24.

The innermost energy level has a maximum of how many electrons?

a)

1

b)

2

c)

6

d)

8

25.

What does the Bohr Model represent?

a)

The structure of molecules

b)

The structure of the Solar System

c)

The structure of an atom

d)

The structure of East Hills

26.

Which element is this?

a)

Nickel

b)

Neon

c)

Sodium

d)

Nitrogen

27.

Name this element.

a)

Argon

b)

Chlorine

c)

Aluminum

d)

Boron

28.

Name this element.

a)

Neon

b)

Magnesium

c)

Sodium

d)

Manganese

29.

What is the atomic number of this atom?

a)

2

b)

4

c)

6

d)

8

30.

What is the mass number of this atom?

a)

1

b)

3

c)

4

d)

7

31.

What is this element?

a)

Beryllium (atomic #4)

b)

Boron (atomic #5)

c)

Carbon (atomic #6)

d)

Nitrogen (atomic #7)

32.

How many valence electrons?

a)

2

b)

4

c)

6

d)

8

33.

According to the octet rule most elements need _______ valence electrons.

a)

2

b)

8

c)

6

d)

18

34.

Hydrogen being an exception to the octet rule, needs _____ electrons in its outer energy level to be stable.

a)

4

b)

6

c)

8

d)

2

35.

This is a correct dot diagram for oxygen (O)

a)

true

b)

false

36.

When drawing Lewis structures, only __________ electrons are used.

a)

inner shell

b)

core

c)

valence

d)

stable

37.

Which element has a higher electronegativity value?

a)

Niobium

b)

Tin

c)

Cadmium

d)

Iodine

38.

Which element has a lower electronegativity value?

a)

Calcium

b)

Barium

39.

Electronegativity (a) as you go down a group.

40.

What does electronegativity do as you go across a period?

a)

decrease

b)

no pattern

c)

stay the same

d)

increase

41.

Do noble gases have electronegativity values?

a)

yes

b)

no

42.

Which is the correct order of electronegativity from lowest to highest?

a)

Zinc, Nickel, Iron, Scandium

b)

Iron, Nickel, Zinc, Scandium

c)

Scandium, Iron, Nickel, Zinc

d)

Scandium, Iron, Zinc, Nickel

43.

Electronegativity is the ability of an atom to attract electrons in a physical bond.

a)

false

b)

true

44.

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

a)

Protons

b)

Neutrons

c)

Electrons

d)

Mass

45.

Potassium-39 has how many neutrons?

a)

19

b)

18

c)

20

d)

21

46.

Nickel-59 has how many neutrons?

a)

30

b)

31

c)

32

d)

33

47.

How do you calculate mass number?

a)

Mass x percent

b)

Protons + Electrons

c)

Protons + Neutrons

d)

Neutrons + Protons + Electrons

48.

9 protons and 9 neutrons

a)

Fluorine-18

b)

Fluorine-9

c)

Fluorine-16

d)

Fluorine-18.998

49.

12 protons and 13 neutrons

a)

Mg-12

b)

Mg-13

c)

Mg-25

d)

Mg-24.305

50.

76 protons and 114 neutrons

a)

Osmium-114

b)

Osmium-76

c)

Osmium-190

d)

Osmium-190.23

51.

What element has 42 protons?

a)

Ca

b)

Mo

c)

Zr

d)

Po

52.

How many protons does Pb-209 have?

a)

127

b)

209

c)

82

d)

291

53.

What is this element?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁶

a)

Argon

b)

Krypton

c)

Selenium

d)

Bromide

54.

What atom matches this electron configuration?
[Xe] 6s²4f¹⁴5d⁹

a)

Mercury

b)

Gold

c)

Platinum

d)

Thallium

55.

What is the shorthand electron configuration for Sulfur atom?

a)

[Ar] 3p⁴

b)

[He] 3s²3p⁴

c)

[Ne] 3s²3p⁴

d)

[Na] 3s²3p³

56.

How many electrons can the first energy level hold?

a)

1

b)

2

c)

8

d)

0

57.

How many valence electrons does Chlorine have?

a)

5

b)

2

c)

7

d)

5

58.

What element has the valence shell configuration
3s² 3p²

a)

Al

b)

B

c)

Si

d)

Ga

59.

Identify the element in Period 5 that has 1 valence electron?

a)

Rb

b)

Nb

c)

Ag

d)

Sb

60.

What element in Period 4 has 5 valence electrons?

a)

Zr

b)

As

c)

V

d)

Sb

61.

Which of the following is a p block element?

a)

Ca

b)

Ar

c)

Re

d)

Au

62.

What is the formula for aluminum fluoride?

a)

AlF

b)

Al₂F₃

c)

AlF₃

d)

Al₃F₂

63.

A chemical bond resulting from the electrostatic attraction between positive and negative ions is called a(n)

a)

covalent bond.

b)

ionic bond.

c)

charged bond.

d)

dipole bond.

64.

AgF

a)

silver fluoride

b)

silver fluorine

c)

monosilver monofluoride

d)

silver monofluorine

65.

How do the following two elements bond together?
Al³⁺ O^2-

a)

AlO

b)

Al₂O₃

c)

Al₃O₆

d)

Al₃O₂

66.

When metals bond with non-metals they form what type of bonds

a)

covalent

b)

ionic

c)

cooperative

d)

lewis

67.

If my charge becomes 2+ what does that say about me?

a)

I am stealing 2 electrons

b)

I am losing 2 electrons

c)

I am in period 2

d)

I have an atomic # of 2

68.

If I gain electrons I become

a)

Positive because I've added to my atom

b)

negative because I've added electrons

c)

same because i'm balanced

d)

equal because now I have electrons

69.

Metals tend to

a)

gain electrons

b)

lose electrons

70.

What is the correct formula for the compound, lithium oxide?

a)

LiO

b)

Li₂O

c)

LiO₂

d)

Li₂O₂

71.

Convert from meters to cm: 9 meters

a)

900 cm

b)

90 cm

c)

0.9 cm

d)

0.09 cm

72.

Convert 8 kilometers to meters

a)

800 m

b)

80,000 m

c)

8,000 m

d)

.008 m

73.

The positive particles of an atom are ___________.

a)

electrons

b)

protons

c)

neutrons

74.

The center of an atom where its neutrons and protons are is called the _____________.

a)

nucleus

b)

electron cloud

c)

center

75.

An atom is made up of protons, neutrons, and electrons. Which is the smallest subatomic particle?

a)

Proton

b)

Neutron

c)

Electron

d)

Idontknowatron

76.

Which is an electron?

a)

A

b)

B

c)

C

77.

The region inside an atom where electrons are likely to be found

a)

Proton

b)

Atom

c)

Electron Cloud

d)

Neutron

78.

What does the nucleus of an atom contain?

a)

Electrons and neutrons

b)

Protons and neutrons

c)

Neutrinos and positrons

d)

DNA and RN

79.

What is the symbol of Sodium?

(a)

80.

The symbol of silicon is

a)

Si

b)

Sc

c)

si

d)

S

81.

The symbol of calcium is:

(a)

82.

K is the symbol of:

a)

Carbon

b)

Potassium

c)

Krypton

d)

Phosphorus

83.

The right name of the element whose symbol is Be is:

a)

Bellyrium

b)

Beryllium

c)

Belirio

d)

Belyrium

84.

Helium has the symbol:

a)

H

b)

He

c)

Hm

d)

Hl

85.

P, is the symbol for:

a)

Platinum

b)

Potassium

c)

Phosphorus

d)

Plutonium

86.

Which element has the highest electronegativity?

a)

Fluorine

b)

Oxygen

c)

Chlorine

d)

Nitrogen

87.

Which of the following elements is most likely to form a negative ion due to its electronegativity?

a)

Magnesium

b)

Chlorine

c)

Calcium

d)

Sodium

Chemistry Fall 2025

Total questions: 87

Worksheet time: 2hrs 3mins

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