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6.5 ab The Atom

QuestionAnswer
Electrons are found where in an atom? Outside the nucleus
 __________ and ___________ make up the nucleus of an atom. Protons and neutrons
Name the three subatomic particles that make up an atom. Protons, neutrons, and electrons
Atoms are extremely small. True or false True
What is the basic building block of all matter? Atom
Protons have what charge? Protons are positive
Neutrons have what charge? None, neutrons are neutral.
Electrons have what charge? Electrons are negative.
Atoms are electrically what charge? Atoms are neutral in charge because the positive protons equal the same number as the negative electrons. The charge is 0.
There are the same number of protons and ________________. Electrons
An element is a form of matter made up of _____. One type of atom
The atoms of one element differ from those of another element in the number of _____. Protons
The properties of an atom are based on the number and arrangement of its subatomic particles. (True or false) True
Atoms have the same number of __________ and ___________. But the number of ____________ can vary. Protons and electrons are the same amount. Neutrons might vary in amount.
The mass of an atom is mostly from what two subatomic particles? Protons and neutrons
What two subatomic particles are located in the nucleus of an atom? Protons and neutrons
Created by: Johnsopd
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