C1.3.4 - Thermal Decomposition Flashcards by A Robertson | Brainscape

Q

What do we call it when obne compound is heated to produce 2 products?

A

Thermal decomposition.

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Q

How do we know that the following reaction is a thermal decomposition reaction?

Hydrogen peroxide –> Water + Oxygen

A

Because one compound is breaking down to produce 2 products.

Hydrogen peroxide –> Water + Oxygen

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Q

Copper carbonate + heat –> ?

A

Copper carbonate + heat –> Copper oxide + Carbon Dioxide

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Q

Copper carbonate + heat –> Copper oxide + Carbon Dioxide

What are the reactants in this reaction?

A

Copper carbonate

Copper carbonate + heat –> Copper oxide + Carbon Dioxide

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Q

Copper carbonate + heat –> Copper oxide + Carbon Dioxide

How could we test that this gas given off in this reaction is carbon dioxide?

A

Bubble the gas through lime water

If it turns cloudy the gas is carbon dioxide

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