1.3 Oxidising and Reducing Agents Flashcards

1
Q

What is an oxidation reaction

A

One where electrons are lost

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2
Q

What is a reduction reaction

A

One where electrons are gained

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3
Q

What is a redox reactions

A

When both oxidation and reduction occur

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4
Q

What is an oxidising agent

A

A substance that accepts electrons meaning it is reduced

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5
Q

What is a reducing agent

A

A substance which donates electrons meaning it is oxidised

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6
Q

What can electronegativity values be used to predict

A

Whether a substance is an oxidising or reducing agent

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7
Q

What type of agents are substances with high electronegativity values

A

Strong oxidising agents

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8
Q

What type of agents are substances with low electronegativity values

A

Strong reducing agents

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9
Q

Substances at the top of the electrochemical series are…

A

Strong reducing agents

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10
Q

Substances at the bottom of the electrochemical series are…

A

Strong oxidising agents

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11
Q

What is a standard solution

A

A solution of accurately known concentration

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12
Q

How do you write a complex ion electron equation

A

EOHC

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13
Q

How do you prepare a standard solution

A

Weigh out mass of solute
Add small amount of deionised water and dissolve
Transfer to standard flask including washing
Fill up flask to graduation mark
Stopper and invert the flask

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14
Q

What is the first titration called

A

Rough titre

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