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Terms in this set (19)
Tiny particles that make up matter.
Substances that are made of only one type of atom and cannot be broken down into simpler substances.
Particles that have a positive charge, found in the nucleus.
Particles that are uncharged, found in the nucleus.
Particles that are negatively charged, found outside of the nucleus.
The number of protons in an atom, found above the element symbol on the periodic table block.
The number of protons plus the number of neutrons.
Atoms of the same element that have different numbers of neutrons.
Atoms of more than one type of element that are chemically bonded together.
Form when atoms share or exchange electrons.
Atoms combining by sharing the electrons in the outermost energy level.
A group of atoms connected by covalent bonds.
Atoms combining because they are positively or negatively charged.
An electrically charged atom.
Two or more substances that are not chemically combined.
Not mixed evenly throughout.
Evenly mixed throughout, also called a solution.
Evenly mixed together, also called a homogeneous mixture.
A measure of the mass of an object divided by its volume.
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