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GCSE
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More cards in this set
Card 6
Front
Particle formed from an atom or group of atoms by loss or gain of electrons with, respectively, a positive or negative charge
Back
Card 7
Front
Electrostatic attraction between oppositely charged ions
Back
Card 8
Front
The number of protons in one atom of an element
Back
Card 9
Front
Atoms of the same element with different numbers of neutrons
Back
Card 10
Front
A region of space that can hold up to 2 electrons with opposite spins
Back
Card 11
Front
The energy needed to remove one electron from each atom in mole of gaseous atoms of an element
Back
Card 12
Front
The mass of an atom of an isotope on a scale where the mass of an atom of 12C is exactly 12
Back
Card 13
Front
The average mass of an atom of an element on a scale where the mass of an atom of 12C is exactly 12
Back
Card 14
Front
The average mass of a molecule of a substance on a scale were the mass of an atom of 12C is exactly 12
Back
Card 15
Front
The average mass of a formula unit of a substance on a scale where the mass of an atom of 12C is exactly 12
Back
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