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GCSE Chemistry > Acids And bases > Flashcards

Acids And bases Flashcards

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0
Q

What does a metal carbonate and acid make?

A

Salt
CO2
H2O

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1
Q

What does an Acid and alkali make?

A

Salt

Water

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2
Q

What does a metal oxide and acid make?

A

Salt

H2O

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3
Q

What does a metal and acid make

A

Salt

Hydrogen

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4
Q

What does the ph scale measure?

A

How acidic or alkaline a solution is.

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5
Q

What is the strongest acids ph?

A

0

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6
Q

What is the strongest ph of alkali?

A

14

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7
Q

What is a base?

A

A substance with a ph greater than 7

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8
Q

What is an alkali?

A

A base that dissolves in water.

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9
Q

What ions make some acidic

A

H plus.

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10
Q

What ions make something alkali?

A

OH minus

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11
Q

Hydrochloric acids will always produce what sort of salts?

A

Chloride.

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12
Q

Sulphuric acid will always produce what salts?

A

Sulphates

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13
Q

Metal oxides and hydroxides are what?

A

Bases.

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14
Q

Watched as an acid and a metal make?

A

Salt

Hydrogen

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15
Q

What does an acid and a metal oxide produce?

A

Salt

Water

16
Q

What is decides the salt?

A

The combination of metal and acid

17
Q

How is Ammonium nitrate made?

A

By adding ammonia and nitric acid.

18
Q

What does ammonia and nitric acid release?

A

Ammonium nitrates.

19
Q

Ammonia and nitric acid is a similar reaction to what other type of reaction?

A

Neutralisation.

The difference is that it does not produce Water, only ammonium nitrate.

20
Q

Why is ammonium nitrate a good fertiliser?

A

It has nitrogen from two sources.

Plants need nitrogen to make proteins.

21
Q

What sort of reaction should you use to make insoluble salts?

A

A precipitation reaction.

GCSE Chemistry (15 decks)

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