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Subatomic Particles

Total questions: 39

Worksheet time: 39mins

Name
Class
Date
1.

Atoms are made up of what?

a)

molecules

b)

compounds

c)

elements

d)

subatomic particles

2.

Which of the following are subatomic particles? (Check all that apply)

a)

protons

b)

neutrons

c)

megatrons

d)

electrons

3.

Which subatomic particle has a positive charge?

a)

proton

b)

neutron

c)

electron

d)

midichlorian

4.

Which subatomic particle has a negative charge?

a)

proton

b)

neutron

c)

electron

d)

cybertron

5.

Which subatomic particle as no charge, also known as a neutral charge?

a)

proton

b)

neutron

c)

electron

d)

chakra

6.

What is the center of an atom called?

a)

The headquarters

b)

The centrometer

c)

The hypothesis

d)

The nucleus

7.

The nucleus of an atom contains which subatomic particles?

a)

protons and electrons

b)

protons and neutrons

c)

electrons and neutrons

d)

protons, electrons, and neutrons

8.

Which subatomic particle does the YELLOW(-) circle represent?

a)

proton

b)

neutron

c)

electron

d)

nucleus

9.

Typically in an atom, which two subatomic particles are equal in number?

a)

protons and neutrons

b)

all subatomic particles are equal in number

c)

neutrons and electrons

d)

protons and electrons

10.

Which subatomic particles is counted to determine the type of element the atom represents?

a)

proton

b)

neutron

c)

electron

d)

boron

11.
How many valence electrons are in an atom of Ba?
a)
2
b)
8
c)
4
d)
1
12.
How many valence electrons are in an atom of Se?
a)
2
b)
8
c)
6
d)
5
13.
How many valence electrons are in an atom of Ar?
a)
2
b)
8
c)
4
d)
1
14.
How many valence electrons are in an atom of K?
a)
3
b)
8
c)
4
d)
1
15.
How many valence electrons are found in atoms of group 15?
a)
4
b)
5
c)
2
d)
3
16.

What are valence electrons?

a)

The total number of electrons in an atom

b)

The number of electrons in the outermost shell

c)

The number of electrons in the second shell

d)

The number of protons in the outermost shell

17.
a)
2
b)
3
c)
5
18.

How many valence electrons does carbon have?

a)

4

b)

5

c)

6

d)

7

19.
What does the nucleus of an atom contain?
a)
Electrons and neutrons
b)
Protons and neutrons
c)
Neutrinos and positrons
d)
Electrons and megatrons
20.
What element is this?
a)
Helium
b)
Hydrogen
c)
Argon
d)
Silver
21.
How many elements are in C6H12O6?
a)
1
b)
2
c)
3
d)
4
22.
Element or compound?
H2O
a)
element
b)
compound
23.
How many atoms of carbon (C) are in C6H12O6?
a)
3
b)
6
c)
12
d)
24
24.
Which is the correct formula for:
 three hydrogen (H)
one sulfur (S)
four oxygen (O)
a)
H3SO4
b)
HSO4
c)
H4S3O
d)
H2O
25.
How many atoms are there TOTAL in:
H2SO4
a)
6
b)
5
c)
7
d)
3
26.
The blue atoms are called 
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
27.
The atoms along the staircase are called 
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
28.

The melting point of a substance is the temperature at which the substance changes from a solid to

a)

Gas

b)

Liquid

c)

Solid

d)

Plasma

29.

Choose which one is a physical property

a)

Flammability

b)

Solubility

c)

Water Reaction

d)

Magic

30.

If you describe a substance as being corrosive, you have given a __________ property of that substance

a)

Chemical

b)

Large

c)

Physical

d)

Thermal

31.

Choose whether the following is a physical or chemical property: Malleability

a)

Physical

b)

Chemical

32.

Choose whether the following is a physical or chemical property: Reacts with oxygen

a)

Physical

b)

Chemical

33.
Blue Color
a)
Physical Property
b)
Chemical Property
34.
Density
a)
Physical Property
b)
Chemical Property
35.
Flammability (burns)
a)
Physical Property
b)
Chemical Property
36.
Reacts with acid
a)
Physical Property
b)
Chemical Property
37.
Solubility (dissolves)
a)
Physical Proeprty
b)
Chemical Property
38.
Sour taste
a)
Physical Property
b)
Chemical Property
39.
Hardness
a)
Physical Property
b)
Chemical Property

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