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Chemistry💥 > Topic 1 : Neutralisation > Flashcards

Topic 1 : Neutralisation Flashcards

1
Q

The pH of acids are …

A

Less than seven

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2
Q

The pH of alkalis are …

A

Greater than seven

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3
Q

What is the definition for neutralisation?

A

When an acid reacts to an alkali it helps to neutralise it and forms salt and water.

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4
Q

When we use the following acid, what salt is formed? Hydrochloric acid

A

Chloride

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5
Q

When we use the following acid, what salt is formed? Sulfric acid

A

Sulfate

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6
Q

When we use the following acid, what salt is formed? Nitric acid

A

Nitrate

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7
Q

Is the following chemical a base and an alkali or just a base? Sodium hydroxide

A

Both

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8
Q

Is the following chemical a base and an alkali or just a base? Calcium oxide

A

Just a base

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9
Q

Is the following chemical a base and an alkali or just a base? Magnesium hydroxide

A

Both

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10
Q

Is the following chemical a base and an alkali or just a base? Lithium oxide

A

Just a base

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11
Q

Is the following chemical a base and an alkali or just a base? Copper oxide

A

Just a base

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12
Q

Name three examples of neutralisation in everyday life.

A 
A bee sting + baking soda (alkali)
Soil treatment (farming)
Ingestion
Waste from factories (acidic)
A wasp sting + acid
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13
Q

Acid + metal = ?

A

Salt + hydrogen

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14
Q

Acid + alkali = ?

A

Salt + water

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15
Q

Acid + base = ?

A

Salt + water

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16
Q

Acid + metal carbonate = ?

A

Salt + water + carbon dioxide

17
Q

Calcium carbonate + hydrochloric acid = ? (Salt)

A

Calcium chloride

18
Q

Sodium hydroxide + sulfuric acid = ? (Salt)

A

sodium sulphate

19
Q

Magnesium + nitric acid = ?

A

Magnesium nitrate

20
Q

Potassium + sulfuric acid = ?

A

Potassium sulfate + water

21
Q

Hydrochloric acid + sodium oxide = ?

A

Sodium chloride + water

22
Q

An acid will turn what colour when added to a universal indicator?

A

Red

23
Q

An alkali will turn what colour when added to a universal indicator?

A

Blue

24
Q

What type of metal is copper oxide?

A

A base

Chemistry💥 (3 decks)

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