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GCSE - chemistry > Key Definitions > Flashcards

Key Definitions Flashcards

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1
Q

Element

A

A substance that cannot be broken down into any other substance or by any chemical reaction.

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2
Q

Molecule

A

Any particle with more than one atom in it

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3
Q

Compound

A

Two or more different elements chemically bonded together

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4
Q

Relative isotopic mass

A

The mass of an isotope relative to 1/12th of mass of an atom of carbon -12

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5
Q

Relative atomic mass

A

The weighted mean mass of atoms of an element relative to 1/12th of the mass of an atom of carbon-12

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6
Q

Average bond enthalpy

A

A measurement of covalent bond strength

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GCSE - chemistry (15 decks)

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