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Electrochemical Methods Quiz

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Questions and Answers

What is the sum of the oxidation numbers for SO4^2-?

-8

-2 (correct)

What is the oxidation number of any free element?

Always -1

Always +1

Varies depending on the element

Always 0 (correct)

What is the oxidation number of a monatomic ion?

Varies depending on the element

Equal to the charge of the ion (correct)

Always 1

Always 0

What is the expected oxidation number of hydrogen?

+1 Signup and view all the answers

In a chemical formula, which comes first, cation or anion?

Cation Signup and view all the answers

What is the sum of the oxidation numbers for SO4^2-?

-2 Signup and view all the answers

What is the oxidation number of any free element?

0 Signup and view all the answers

What is the expected oxidation number of hydrogen?

1 Signup and view all the answers

In the case of a monatomic ion, what is the oxidation number?

Equal to the value of the charge of the ion Signup and view all the answers

What does electrochemistry study the connection between?

Oxidation-reduction reactions and the flow of electrons Signup and view all the answers

Electrochemical Methods Quiz

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Podcast

Questions and Answers

What is the sum of the oxidation numbers for SO4^2-?

What is the oxidation number of any free element?

What is the oxidation number of a monatomic ion?

What is the expected oxidation number of hydrogen?

In a chemical formula, which comes first, cation or anion?

What is the sum of the oxidation numbers for SO4^2-?

What is the oxidation number of any free element?

What is the expected oxidation number of hydrogen?

In the case of a monatomic ion, what is the oxidation number?

What does electrochemistry study the connection between?

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