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Chemistry GCSE CS Frogmore > C5 Energy Changes > Flashcards

C5 Energy Changes Flashcards

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1
Q

What is the name given to reactions that take in energy?

A

Endothermic

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2
Q

What is the name given to reactions that give out energy?

A

Exothermic

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3
Q

In exothermic reactions what has more energy ? the product or the reactant?

A

Reactant

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4
Q

In an exothermic reaction what happens to the temperature of the surroundings?

A

Increases

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5
Q

What is an example of an exothermic reaction?

A

Combustion, oxidation, neutralisation

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6
Q

What is an example of an endothermic reaction?

A

Thermal decomposition

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7
Q

Draw the reaction profile for an exothermic reaction. Label the activation energy and total energy change.

A

(See diagram)

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8
Q

What is the activation energy?

A

Minimum energy particles must have to start a reaction.

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Chemistry GCSE CS Frogmore (11 decks)

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