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Chemistry > C3 > Flashcards

C3 Flashcards

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1
Q

What is metal oxide?

A

A compound formed when a metal ionically bonds to oxygen

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2
Q

What is the reactivity series?

A

The order of elements in terms of their reactivity

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3
Q

What does solution mean?

A

Dissolved in water

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4
Q

What is acid?

A

A substance that releases H+ ions and has a ph below 7

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5
Q

What is a base?

A

A substance that neutralizes an acid and has a ph above 7

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6
Q

What is a alkali?

A

A type of soluble base

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7
Q

What is salt?

A

It is a ionic compound formed when acid and base react

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8
Q

What is neutralisation?

A

Its when acid reacts with a base to produce a salt and water

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9
Q

What is a carbonate?

A

Its ionic compounds containg carbon and oxygen

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10
Q

What does soluble mean?

A

A substance that disloves

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11
Q

What does insoluble mean

A

A substance that dont dissolve

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12
Q

What is electrolysis?

A

Splitting up an ionic substance using electricity

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13
Q

What does molten mean?

A

Turned into a liquid

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14
Q

What happens during oxidation?

A

Gain oxygen, lose hydrogeon

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15
Q

What happens durung reduction?

A

It loses oxygen, and gains hydrogeon

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16
Q

What are the 2 most reactive metals?

A

Potassium and sodium

17
Q

What are the 2 least reactive metals?

A

Gold and platinum

18
Q

How are highly reacted metals extracted?

A

Using electrolysis

19
Q

How are base metals extracted?

A

By smelting

Chemistry (9 decks)

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