Front

What two subatomic particles are equal in a neutral atom?

Back

Protons + Electrons

Front

What is the center of an atom called?

Back

Nucleus

Front

What atom is represented by the symbol N?

Back

Nitrogen

Front

What is the charge of a Lithium atom with 3 protons, 4 neutrons, and 3 electrons?

Back

Negative ion

Front

In the notation 289115 Mc, what does the number 289 represent?

Back

Atomic mass

Front

What are the three main subatomic particles?

Back

Protons, Neutrons, Electrons

Front

What is the charge of a proton?

Back

Positive

Front

What is the charge of a neutron?

Back

Neutral

Front

What is the charge of an electron?

Back

Negative

Front

How do you determine the atomic number of an element?

Back

By counting the number of protons in the nucleus.