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Learn the basics of chemistry with this comprehensive guide to essential terms such as atoms, elements, compounds, and physical and chemical changes. Understand the periodic table, matter, and atomic structure in a clear and simple language.
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A type of homogenous mixture formed when one substance dissolves in another
When matter changes its property but not it’s chemical nature
An element that has some characteristics of metals and some characteristics of nonmetals
Pure substance that cannot be separated into simpler substance by physical or chemical means (consist of one type of atom)
Pure substance composed of two or more different elements joined by a chemical bond
When the number of neutrons is more or less than the number of protons
A combination of two or more pure substances that are not chemically combined
Changers matter undergoes when it becomes a new or different matter