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The structure of atoms

Where is Protons found? The center of the atom (nucleus).
What is the number of Protons called? The atomic number.
What is the approximate mass of a Proton? 1 amu
What is the electric charge on a Proton? 1 charge
What is the 2nd particle in an atom? Neutrons
Where is the Neutron found? The center of an atom (nucleus).
What does the Nuetrons do? They hold the Protons together.
What is the approximate mass of a Nuetron? 1 amu
What is the electric charge on a Nuetron? None/0
What is the name of the 3rd particle? Electrons
Where is the Electrons located Circling the nucleus.
What is the approximate mass of an Electron? Vertually nothing/0.
What is the electric charge on an Electron? -1 charge
Why do Electrons give the atom a "fuzzy" appearance? They are in constant motion in the space around the nucleus.
What "special ability" do Electrons have? They can move from one atom to another or be shared between seprate atoms.
If an atom is neutral, what do you know about the number of Protons compared to the number of Electrons? They have the same number.
How do we expect the atoms in a solid to "behave"? We expect them to vibrate in place
How many distinct particles makes up an atom? 3
What is the name of the 1st particle in an atom? Protons
Created by: alexanderw78



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