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!C4 - C6 > C5.3.1 - Reversible Reactions > Flashcards

C5.3.1 - Reversible Reactions Flashcards

1
Q

What is a reveresible reaction?

A

A reaction where the products can react together to reform the original reactants

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2
Q

State an example of a reversible reaction.

A

Copper(II) sulfate and water

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3
Q

Describe a hydrated copper(II) sulfate ion.

A

Blue, charge = +2, CuSO4.5H2O, surrounded by five water molecules

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4
Q

Describe an anhydrous copper(II) sulfate ion.

A

White, CuSO4, contains no water

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5
Q

When blue hydrated copper(II) sulfate decomposes, is it an exothermic or endothermic reaction?

A

Endothermic

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6
Q

What is equilibrium?

A

When the rates of the forward and backward reactions are the same

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7
Q

What are the features of an equilibrium reaction?

A

The concentrations of all reacting substances and products remain constant, and the forward and backward reactions continue to happen

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8
Q

What is a dynamic equilibrium?

A

A reaction where the forward and backward reactions are occuring at equilibrium

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9
Q

Can substances enter or leave in a closed system?

A

No

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!C4 - C6 (29 decks)

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