Atoms, Elements and Molecules

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  • Created by: Emmanuel.
  • Created on: 24-06-20 07:55
Atom
the smallest particle of a chemical element that can exist.
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Element
consists of one type of atom - they are defined by the number of protons they posses.
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Isotope
forms of the same element that contain equal number of protons but different numbers of neutrons.
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Ion
an atom or molecule with a net electric charge due to the loss or gain of electrons.
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Molecule
an electrically neutral group of two or more atoms held together by chemical bonds.
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Compound
a substance formed when two or more chemical elements are chemically bonded together.
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Empirical Formula
the simplest whole number ratio of the number of atoms of each element present in a compound.
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Molecular Formula
provides the number of each atom that makes up a molecule.
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Other cards in this set

Card 2

Front

consists of one type of atom - they are defined by the number of protons they posses.

Back

Element

Card 3

Front

forms of the same element that contain equal number of protons but different numbers of neutrons.

Back

Preview of the back of card 3

Card 4

Front

an atom or molecule with a net electric charge due to the loss or gain of electrons.

Back

Preview of the back of card 4

Card 5

Front

an electrically neutral group of two or more atoms held together by chemical bonds.

Back

Preview of the back of card 5
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