Oxidation and Reduction (HSC SSCE Chemistry): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does the mnemonic OILRIG help you remember?
What does the mnemonic OILRIG help you remember?
Oxidation Is Loss, Reduction Is Gain
What happens during oxidation?
What happens during oxidation?
An atom loses one or more electrons
Why must oxidation and reduction always occur together?
Why must oxidation and reduction always occur together?
Electrons cannot disappear or appear
What does an oxidising agent do in a reaction?
What does an oxidising agent do in a reaction?
Causes oxidation and is itself reduced
What is the oxidation number of any element in its elemental state?
What is the oxidation number of any element in its elemental state?
0
What is the usual oxidation number of oxygen in compounds?
What is the usual oxidation number of oxygen in compounds?
What is the oxidation number of sulfur in ?
What is the oxidation number of sulfur in ?
What does an increase in oxidation number indicate?
What does an increase in oxidation number indicate?
Oxidation has occurred
Using historical definitions, what is oxidation?
Using historical definitions, what is oxidation?
Gain of oxygen or loss of hydrogen
In half equations, where do electrons appear in oxidation?
In half equations, where do electrons appear in oxidation?
As products (right side)