metals Flashcards by Libby Entwhistle | Brainscape

Q

metallic bonding

A

positive ions and delocalised electrons

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Q

why can metals conduct

A

delocalised electrons

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Q

metal + water

A

metal hydroxide + hydrogen

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Q

metal + acid

A

salt + hydrogen

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Q

metal + oxyegn

A

metal oxide

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Q

metals are found in

A

ores

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Q

methods of extraction

A

heat
heat with carbon
electrolysis

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Q

what supply is used during electrolysis

A

DC - to allow the products to be identified

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Q

what is oxidation

A

loss of electrons

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Q

what is reduction

A

gain of electrons

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Q

what happens when oxidation and reduction happen at the same time

A

REDOX

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Q

more reactive metals

A

get oxidised

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Q

further apart the metals

A

larger the voltage

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