wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Atomic Structure and The Periodic Table

Total questions: 39

Worksheet time: 28mins

Name
Class
Date
1.

Negatively charged subatomic particle.

a)

Proton

b)

Neutron

c)

Electron

d)

Quarks

2.

Positively charged subatomic particle.

a)

Proton

b)

Neutron

c)

Electron

d)

Quarks

3.

Subatomic particle with no charge.

a)

Proton

b)

Neutron

c)

Electron

d)

Quark

4.

Select all that apply for protons

a)

Located in the nucleus of an atom

b)

Located in orbitals surrounding the nucleus

c)

Smallest subatomic particle

d)

Relative mass of 1 AMU

e)

Unique to each element

5.

Select all that apply for electrons

a)

Located in the nucleus of an atom

b)

Located in orbitals surrounding the nucleus

c)

Smallest subatomic particle

d)

Relative mass of 1 AMU

e)

Unique to each element

6.

Select all that apply for neutrons

a)

Located in the nucleus of an atom

b)

Located in orbitals surrounding the nucleus

c)

Smallest subatomic particle

d)

Relative mass of 1 AMU

e)

Unique to each element

7.

In an atomic model that includes a nucleus, the negative charge is

a)

concentrated in the center of the atom.

b)

spread evenly throughout an atom.

c)

concentrated at multiple sites in an atom.

d)

located in the space outside the nucleus.

8.

Which of the subatomic particles will not change for a given element.

a)

Protons

b)

Neutrons

c)

Electrons

d)

Quarks

9.

On the periodic table chlorine and magnesium are in the same...

a)

Period

b)

Group

10.

Which two elements are in the same group?

a)

S and P

b)

Na and Mg

c)

Kr and Ne

d)

Cl and Ar

11.

Valence electrons are located...

a)

In the nucleus of an atom

b)

In orbitals surrounding the nucleus of an atom

c)

In the outermost orbital of an atom

12.

In Group 1 (Alkali Metals) reactivity increases from...

a)

Top to bottom of the group

b)

Bottom to top of the group

c)

Reactivity is random, some elements are more reactive than others

d)

The Alkali metals are unreactive.

13.

What element is most likely to bond with Lithium

a)

Carbon

b)

Nitrogen

c)

Oxygen

d)

Fluorine

e)

Neon

14.

Which subatomic particle is responsible for an elements chemical and physical properties, as well as the overall trends on the periodic table.

a)

Total electrons

b)

Valence electons

c)

Protons

d)

Neutrons

e)

Quarks

15.

What makes the noble gases unreactive?

a)

The number of protons that these elements have

b)

Noble gases have a full outermost energy level.

c)

This is wrong. Noble gases are very reactive.

d)

Noble gases have equal numbers of electrons and protons.

16.

On the periodic table group number will indicate...

a)

Number of electrons

b)

Number of protons

c)

Number of energy levels

d)

Number of valence electrons

17.

Right now, the atomic number indicates which of the following?

a)

Number of protons

b)

Number of electrons

c)

Number of neutrons

d)

Number of valence electrons

18.

An elements protons + neutrons equals the elements...

a)

atomic mass

b)

atomic weight

c)

reactivity

d)

overall charge

19.

How does an isotope of an element differ from other isotopes of the same element

a)

atomic mass

b)

number of neutrons

c)

number of protons

d)

number of electrons

e)

atomic number

20.

Which element will be the most reactive?

a)

Neon (Ne)

b)

Aluminum (Al)

c)

Lithium (Li)

d)

Rubidium (Rb)

e)

Calcium (Ca)

21.

In the modern periodic table elements are arranged in order of increasing

a)

mass number

b)

atomic number

c)

oxidation number

d)

valence electron number

22.

Which of the following is NOT true regarding families (groups) on the periodic table?

a)

they have similar characteristics

b)

they have the same number of valence electrons

c)

the atomic radius increases as you go down

d)

groups are identical to periods on the periodic table

23.

What is the atomic mass of this atom?

a)

1

b)

3

c)

4

d)

7

24.

Atoms are most stable when they have

a)

one valence electron

b)

two valence electrons

c)

four valence electrons

d)

eight valence electrons

25.
The period for Bromine is ___________.
a)
3
b)
2
c)
4
26.

If zinc (Zn) were to lose a proton it would become

a)

Copper (Cu)

b)

Gallium (Ga)

c)

Aluminium (Al)

27.

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

a)
Metal
b)
Nonmetal
c)
Metalloid
d)
Pretty
28.
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
29.
Which elements are found on the left to middle of The Periodic Table? 
a)
Metals
b)
Nonmetals
c)
Metalloids
d)
Candles
30.

How many neutrons does calcium have?

a)

20

b)

40

c)

60

d)

0

31.

How many neutrons does Chlorine have?

a)

18

b)

17

c)

35

d)

52

32.
Which elements are found on the right side of The Periodic Table?
a)
Metals
b)
Nonmetals
c)
Metalloids
d)
Water
33.

Which is an alkali metal?

a)

Magnesium (Mg)

b)

Iron (Fe)

c)

Sodium (Na)

d)

Iodine (I)

34.

Which is a halogen?

a)

Helium (He)

b)

Chlorine (Cl)

c)

Oxygen (O)

d)

Magnesium (Mg)

35.

This group contains familiar metals such as gold, iron, and copper.

a)
b)
c)
d)
36.

Locate Lanthanides and Actinides.

a)
b)
c)
d)
37.

Which alkali earth metal would be the most reactive?

a)

Beryllium (Be)

b)

Magnesium (Mg)

c)

Calcium (Ca)

38.

Which of the following halogens would be most reactive?

a)

Chlorine (Cl)

b)

Bromine (Br)

c)

Iodine (I)

39.

How do you think you will do on the quiz tomorrow?

a)

A

b)

B

c)

C

d)

D