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  • Created by: maddie
  • Created on: 13-05-15 21:12
ATOMIC NUMBER
number of protons in a nucleus
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MASS NUMBER
Total number of protons and neutrons in an atom
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ISOTOPES
Atoms with the same number of protons, but different number of neutrons
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RELATIVE ATOMIC MASS
the average mass of an atom of an element compared to 1/12th the mass if carbon12
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RELATIVE MOLECULAR MASS
average mass of one molecule compared to 1/12th of an atom of carbon 12
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1st IONISATION ENERGY
the enthalpy change when 1 mole of gaseous atoms forms 1 mole if gaseous ions, with a single positive charge
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2nd IONISATION ENERGY
The enthalpy change when 1 mole of gaseous ions with a single positive charge forms one mole of gaseous ions with a double positive charge
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IONIC BOND
the electrostatic force of attraction between oppositely charges ions formed by electron transfer
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COVALENT BOND
A shared pair of electron
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METALLIC BOND
The electrostatic force of attraction between the positive metal ions and delocalised electrons
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EMPIRICAL FORMULA
shows the simplest who number ratio of atoms of each element in the compound
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MOLECULAR FORMULA
the formula which shows the actual number of each type of atom
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HOMOLOGOUS SERIES
families of organic compound with same functional group and same general formula
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FUNCTIONAL GROUP
An atom/group of atoms which, when present in different molecules, causes them to have similar chemical properties
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ISOMERISM
when 2 (or more) compounds have the same molecular formula, but different in some way from one another
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fuel
a compound which releases heat energy when burnt
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Other cards in this set

Card 2

Front

Total number of protons and neutrons in an atom

Back

MASS NUMBER

Card 3

Front

Atoms with the same number of protons, but different number of neutrons

Back

Preview of the back of card 3

Card 4

Front

the average mass of an atom of an element compared to 1/12th the mass if carbon12

Back

Preview of the back of card 4

Card 5

Front

average mass of one molecule compared to 1/12th of an atom of carbon 12

Back

Preview of the back of card 5
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