Reactivity Series Flashcards

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1
Q

What gas causes acid rain?

A

Sulphur dioxide

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2
Q

What is oxidation?

A

The gain of oxygen by a substance

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3
Q

Example of oxidation

A

Magnesium+oxygen->magnesium oxide

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4
Q

What is reduction

A

The loss of oxygen from a substance

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5
Q

Example of reduction

A

Copper oxide + hydjrogen -> copper + water

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6
Q

What three things are needed to start a fire

A

Oxygen
Heat
Fuel

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7
Q

What is complete combustion

A

When a fuel burns with plenty of air

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8
Q

What is incomplete combustion

A

When the supply of air is poor

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9
Q

What is produced from combustion

A

Carbon dioxide

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10
Q

What is produced from incomplete co,bastion

A

Carbon monoxide

Carbon

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11
Q

What is thermal decomposition

A

Same comping break down when heated, forming two or more products from one reactant

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12
Q

Example of thermal decomposition

A

Copper carbonate -> copper oxide + carbon dioxide

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13
Q

What is a catalyst (3)

A

Speeds up reactions
Is not used up during the reaction
Stays chemically unchanged

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14
Q

Example of catalyst

A

Exhaust systems of cars (help reduce the release of toxic gases)

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15
Q

Reactions in catalyst is converters

A

Covert carbon monoxide into carbon dioxide

Convert nitrogen oxides into nitrogen and oxygen

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16
Q

What is an exothermic reaction

A

Reaction that transfers energy to the surroundings

17
Q

What is an endothermic reaction

A

Reaction that takes in energy from the surroundings

18
Q

Examples of exothermic reactions

A

Burning

Neutralisation

19
Q

Examples of endothermic reactions

A

Electrolysis

Baking bread

20
Q

What are the sun energys

A

Gravitational, chemical, sound, elastic, kinetic, heat, light, electricity, nuclear