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SUBATOMIC PARTICLES & PROPERTIES

Total questions: 55

Worksheet time: 43mins

Name
Class
Date
1.

Which subatomic particle has a negative charge?

a)

Proton

b)

Electron

c)

Neutron

d)

Nucleus

2.

Which subatomic particle is found in the nucleus and has no electric charge?

a)

Electron

b)

Proton

c)

Neutron

d)

Positron

3.

What is the main function of electrons in an atom?

a)

Determine the atom’s mass

b)

Determine the atom’s chemical properties

c)

Hold the nucleus together

d)

Provide energy to the atom

4.

Which of the following is NOT a subatomic particle?

a)

Proton

b)

Neutron

c)

Electron

d)

Molecule

5.

What is the charge of a neutron?

a)

Positive

b)

Negative

c)

Neutral

d)

Double positive

6.

Where are electrons located in an atom?

a)

In the nucleus

b)

In the electron cloud around the nucleus

c)

In the center of the atom

d)

In the proton shell

7.

Which subatomic particle determines the atomic number of an element?

a)

Electron

b)

Neutron

c)

Proton

d)

Quark

8.

What is the approximate mass of a neutron in atomic mass units (amu)?

a)

0 amu

b)

1 amu

c)

2 amu

d)

0.0005 amu

9.

Which subatomic particle is responsible for most of the mass of an atom?

a)

Electron

b)

Proton and neutron

c)

Proton only

d)

Electron and proton

10.

If an atom has 6 protons, how many electrons does it have in a neutral state?

a)

12

b)

6

c)

0

d)

3

11.

Which statement best compares protons and neutrons?

a)

Both have a positive charge

b)

Both are found in the nucleus and have similar mass

c)

Protons are in the nucleus, neutrons are in the electron cloud

d)

Neutrons have a negative charge, protons have a positive charge

12.

Which of the following best describes the arrangement of subatomic particles in an atom?

a)

Protons and electrons in the nucleus, neutrons in the cloud

b)

Protons and neutrons in the nucleus, electrons in the cloud

c)

All particles in the nucleus

d)

Electrons and neutrons in the nucleus, protons in the cloud

13.

Why are electrons important in chemical bonding?

a)

They determine the atom’s mass

b)

They are shared or transferred to form bonds

c)

They hold the nucleus together

d)

They give the atom its color

14.

Which of the following would change if the number of protons in an atom changes?

a)

The element’s identity

b)

The atom’s mass only

c)

The number of electrons only

d)

The number of neutrons only

15.

Which subatomic particle is most involved in chemical reactions?

a)

Proton

b)

Neutron

c)

Electron

d)

Nucleus

16.

Which change would result in a different element?

a)

Adding a neutron

b)

Removing an electron

c)

Adding a proton

d)

Removing a neutron

17.

An atom has 17 protons, 18 neutrons, and 17 electrons. What is its atomic number and mass number?

a)

Atomic number 17, mass number 35

b)

Atomic number 18, mass number 35

c)

Atomic number 17, mass number 34

d)

Atomic number 18, mass number 34

18.

Subatomic particles with a negative charge

a)

Electrons

b)

Neutrons

c)

Protons

d)

Quarks

19.
Subatomic particles with a positive charge
a)
neutrons
b)
atomic mass
c)
protons
d)
isotopes
20.
Value representing the number of protons in an element
a)
Atomic Mass
b)
Mass Number
c)
Valence Electrons
d)
Atomic Number
21.
Subatomic particles that are neutral in charge
a)
Neutrons
b)
Protons
c)
Nucleus 
d)
Electrons
22.
Where electrons are likely to be found as they travel around the nucleus
a)
Nucleus
b)
Electron Cloud
c)
Within a Proton
d)
Within a Neutron
23.
A tiny but very dense, positively charged portion of the atom that holds most of the atomic mass
a)
Electron Shells
b)
Orbitals
c)
Electron Cloud
d)
Nucleus
24.
Arrangement of elements organized by atomic number
a)
Electron Cloud 
b)
Periodic Table 
c)
Electron Configuration
d)
None of these
25.
Calculation used to find the number of neutrons in an atom
a)
Atomic Mass - Atomic Number
b)
Atomic Number - Atomic Mass
c)
Atomic Mass - Electrons
d)
none of these
26.
The nucleus of an atom is made of
a)
electrons and protons
b)
electrons and neutrons
c)
protons and neutrons
d)
empty space
27.
Outside the nucleus of an atom are these
a)
protons
b)
neutrons
c)
quarks
d)
electrons
28.

Which part of the diagram represents the proton?

a)

a

b)

b

c)

c

d)

d

29.
What is the atomic number of Boron?
a)
5
b)
11
c)
6
30.
What is the atomic mass of Boron?
a)
5
b)
11
c)
6
31.
How many protons does Boron have?
a)
5
b)
11
c)
6
32.

An element has an atomic number of 20. This means it has:

a)

20 atoms in it.

b)

20 protons.

c)

an atomic mass of 20.

d)

20 neutrons.

33.
subatomic particles found on the outermost shell & responsible for the atom's reactivity
a)
neutrons
b)
valence electrons
c)
isotopes
d)
ions
34.
Which particles are located in the nucleus? 
a)
Protons & Electrons 
b)
Electrons & Neutrons 
c)
Protons & Neutrons 
35.

What is the atomic number?

a)

35

b)

18

c)

17

d)

52

36.

What is the atomic mass of Neon?

a)

10

b)

20

c)

30

37.
The subatomic particles in blue are...
a)
Neutrons
b)
Protons
c)
Electrons
38.
The subatomic particles in green are...
a)
Protons
b)
Neutrons
c)
Electrons
39.
The subatomic particles in red are
a)
Electrons
b)
Neutrons
c)
Protons
40.
How many electrons does this picture show?
a)
4
b)
5
c)
6
d)
3
41.

Protons are the _____________ charged particle in the atom.

a)

positively (+)

b)

negatively (-)

c)

neutrally

42.

Electrons are the _____________ charged particle in the atom.

a)

positively (+)

b)

negatively (-)

c)

neutrally

43.

Neutrons are the _____________ charged particle in the atom.

a)

positively (+)

b)

negatively (-)

c)

neutrally

44.

Elements are known (named) based on the number of ____________ in their atom.

a)

electrons

b)

neutrons

c)

ions

d)

protons

45.
All of these properties describe metals except...
a)
malleable
b)
conductors
c)
brittle 
d)
shiny
46.
One property of a nonmetals is that it is a good conductor of electricity?
a)
true
b)
false
47.
All of the following would classify an element as a metal except?
a)
Dull
b)
Luster
c)
Malleable
d)
Hard
48.
Non-metals are good conductors of heat and electricity. 
a)
TRUE
b)
FALSE
49.
Which of the following properties refers to the ability of metals to be drawn into wires?
a)
A. malleability 
b)
B. compressibility
c)
C. ductility
d)
D. luster
50.
Metals appear to the _______ of the dark ziz-zag line on the periodic table. 
a)
A. right
b)
B. middle
c)
C. left
51.
Anytime you see the word SEMICONDUCTOR - what substance do you have?
a)
Metal
b)
Nonmetal
c)
Metalloid
52.

Conductivity is the ability to

a)

reflect light from a lustrous surface

b)

transfer thermal and electrical energy

c)

exist as a solid, liquid, or gas

d)

be hammered into thin sheets

53.
Which elements are found on the right side of The Periodic Table?
a)
Metals
b)
Nonmetals
c)
Metalloids
d)
Water
54.
Look at the periodic table that is provided. Where would nonmetals be located? 
a)
to the left of the table 
b)
to the right of the table 
c)
in the zigzag line 
55.
Look at the periodic table that is provided. Where would metals be located? 
a)
to the left of the table 
b)
to the right of the table 
c)
in the zigzag line 

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