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Chemistry > Acids And Bases > Flashcards

Acids And Bases Flashcards

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1
Q

What happens when metal oxides dissolve in water?

A

Alkalis are formed

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2
Q

What is it called when an acid reacts with a base?

A

A neutralisation reaction

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3
Q

What is the product of neutralisation?

A

A salt an water

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4
Q

What are spectator ions?

A

Ions that have not been used in the reaction

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5
Q

Do alkalis and acids conduct electricity?

A

Yes, they are both ionic

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6
Q

What is the ion common to all acids?

A

Hydrogen ion

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7
Q

What is the ion common to alkalis?

A

Hydroxide ion

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8
Q

What does water contain?

A

Equal amounts of hydrogen and hydroxide ions

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9
Q

Does water conduct electricity?

A

No, because there are so few ions

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10
Q

What happens when you dilute an acid or alkali?

A

It decreases the concentration

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11
Q

What happens when ammonia reacts with water?

A

An alkali is formed

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12
Q

What compounds react to produce acid rain?

A

Sulfur dioxide and water

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13
Q

What is a by- product of burning fossil fuels?

A

Carbon dioxide

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14
Q

What is a base?

A

A metal oxide, metal carbonate or metal hydroxide

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15
Q

What happens if a base is insoluble?

A

An indicator is not required

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16
Q

What can acid rain damage?

A

Buildings, crops, plant life and animals

17
Q

What acids are used in the home?

A

Vinegar, lemon juice and fizzy juice

18
Q

What acids are used in the lab?

A

Hydrochloric, sulphuric and nitric acid

19
Q

What alkalis are used in the home?

A

Bleach, baking soda and toothpaste

20
Q

What alkalis are used in the lab?

A

Ammonia, lime water and sodium hydroxide

21
Q

Why do drinks with a lower PH cause tooth decay?

A

They are more acidic

22
Q

Why are CO2 levels rising?

A

Because of the increased use of cement when building homes

23
Q

What is causing increased production of SO2 and NOX?

A

Environmental issues such as acid rain, global warming and lakes and rivers becoming more acidic

24
Q

What happens when non metal oxides dissolve in water?

A

Acids are formed

Chemistry (4 decks)

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