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WorksheetsChemistry Basics
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
The chemical symbol for Manganese
a)
Mg
b)
Mn
c)
Mo
d)
Ma
2.
What are the positively charged particles in an atom?
a)
Protons
b)
Neutrons
c)
Electrons
3.
Electrons have what charge?
a)
Negative
b)
Positive
c)
Neutral
(No Charge)
(No Charge)
4.
The nucleus of an atom is made up of...
a)
Protons and Neutrons
b)
Neutrons and Electrons
c)
Protons and Electrons
5.
The image shows the periodic grid for POTASSIUM. What is Potassium's atomic number?
a)
19
b)
39
c)
20
d)
Impossible to tell
6.
What does the ATOMIC MASS tell us about an atom?
a)
Protons + Neutrons
b)
Protons + Electrons
c)
Neutrons + Electrons
7.
How many Oxygen atoms are in H2O?
a)
1
b)
2
c)
0
d)
4
8.
What are the building blocks of MATTER?
a)
Atoms
b)
Cells
c)
Protons
d)
Neutrons
9.
Most of the nonmetals are?
a)
solids
b)
liquids
c)
gases
10.
The electrons in the outermost energy level are called
a)
neutrons
b)
protons
c)
valence electrons
d)
isotopes
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