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3 cards from this section. Quick, good the night before a test.
What is the smallest particle of an element?
Look for the basic unit that retains chemical properties.
Name the three subatomic particles of an atom.
Think about the particles that make up the nucleus and those that orbit around it.
What is the charge of a proton?
Remember the charge distinctions among protons, neutrons, and electrons.
True or False: Electrons reside in the nucleus of an atom.
Think about the layout of an atom.
A carbon atom has an atomic number of 6. If it has 6 protons, how many neutrons are present in the most common isotope?
Use the formula from our study to find the neutron count.
Using Bohr's model, calculate how many electrons are needed to fill the first three shells of a sodium atom (Z=11).
Refer back to our 2n² formula for shell capacities.
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