Vocab Science Flashcards
Element
A pure substance that cannot be broken down.
Group
The vertical part of the periodic table.
Family
A group of element that have something in common.
Period
The horizontal part of the periodic table.
Compound
A substance made of two or more elements chemically bonded.
Mixture
Two or more substances that are together in the same place but the atoms are NOT chemically bonded.
Atom
The smallest particle of an element that keeps the characteristics of the element.
Proton
A part of an atom in the center of it.
Neutron
A part of an atom in the center.
Electron
The part of the atom around the center.
Atomic number
The number of protons.
Mass number
Says the mass of the element.
Element symbol
The symbol in the middle by letters.
Element name
The name of an element.
Metal
Metals are solids, hard, and luster.
