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10 questions
Subatomic particles with a negative charge
Electrons
Neutrons
Protons
Quarks
Value representing the number of protons in an element
Atomic Number
Valence Electrons
Mass Number
.
Subatomic particles that are neutral in charge
Nucleus
Electrons
Protons
Neutrons
All matter is made of
energy
atoms
air
chemistry
What is the mass number?
the number of neutrons
the number of protons and electrons
the number of protons
the number of protons and neutrons
What is the Atomic Mass Number of the element mentioned above
12
6
C
16
What charge do protons have?
Positive
Negative
Neutral
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