Terms in this set (26)
Smallest possible unit into which matter can be divided, while still maintaining its properties
The smallest particle in a chemical element or compound that has the chemical properties of that element or compound
Simplest form of pure substance. They cannot be broken into anything else by physical or chemical means
Pure substances that are the unions of two or more elements. They can be broken into simpler substances by chemical means
Two or more substances that are not chemically combined with each other and can be separated by physical means. The substances in the mixture retain their individual properties.
The degree of compactness of a substance
The mass of a given atom or molecule. Number of protons and neutrons added together
The number of protons in the nucleus of an atom
A mixture that appears to be the same throughout
A mixture that does not appear to be the same throughout
Positively charged particles that help make up the nucleus of the atom. They are equal to the electrons and atomic number of the atom
Neutral particles; have no electric charge and help make up the nucleus of the atom. They contribute the atomic mass
Negatively charged particles found outside the nucleus in electron orbits/levels and are equal to the number of protons. They are involved in the formation of chemical bonds
One or two letter abbreviation derived from the elements of English or Latin name
Any number of chemical elements, such as iron or copper, that are often ductile solids and good conductors of heat and electricity
Have a properties of both metals and nonmetals
Not able to conduct electricity or heat very well
Metal capable of being drawn out into thin threads
Metal capable of being shaped by hammering or by pressure from rollers
Having extremely high resistance to the flow of charge through them
Material or device that conducts or transmits heat, electricity, or sound, especially when regarded in terms of its capacity to do this.
An organized system for elements
Columns from the top to bottom in the periodic table
Each row in the periodic table
Happy/Inert Elements (Full outer Shells)
The outer shell of an atom in forming bonds to adjacent atoms. Determines the number of bonds an atom can form.
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