chemistry - s3 metals Flashcards by Isla Charalambous

Q

what are unreactive metals found uncombined called

A

native

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Q

reactive metals are found in compounds called

A

ores

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Q

metals that are not very reactive are extracted by?

A

heat

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Q

metals of moderate reactivity are extracted by

A

carbon

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Q

very reactive metals are extracted by

A

electrolysis

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Q

metal + oxygen

A

metal oxide

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Q

magnesium + oxygen

A

magnesium oxide

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Q

zinc + oxygen

A

zinc oxide

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Q

copper + oxygen

A

copper oxide

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Q

what happens when magnesium reacts with oxygen

A

bright white light

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Q

metal + water

A

metal hydroxide + hydrogen

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Q

lithium + water

A

lithium hydroxide + hydrogen

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Q

sodium + water

A

sodium hydroxide + hydrogen

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Q

pottasium + water

A

pottasium hydroxide + hydrogen

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Q

what happens when pottasium reacts with water

A

fizzes and skates on the surface

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Q

metal + acid

A

metal salt + hydrogen

Q

copper + sulfuric acid

A

copper sulfate + hydrogen

Q

iron + nitric acid

A

iron sulfate + hydrogen

Q

magnesium + hydrochloric acid

A

magnesium chloride + hydrogen

Q

A