Topic 7: Redox

Question 1

Oxidation

Answer 1

Loss of electrons (ox no. increasing)

Question 2

Reduction

Answer 2

Gain of electrons (ox no. decreasing)

Question 3

Oxidation state

Answer 3

Total number of electrons that an element has either accepted by an element (negative oxidation number) or removed from an element (positive oxidation number), to get to its current form.

Question 4

Uncombined elements ox state

Answer 4

0

Question 5

Oxidation states general rules (Group 1 and 7)

Answer 5

Same as charge would be in its ion

Question 6

Compounds oxidation states

Answer 6

0

Question 7

Oxidising agent

Answer 7

An electron acceptor

Question 8

Reducing agent

Answer 8

An electron donor

Question 9

Ionic equations

Answer 9

REDOX equations put together, electrons cancel out

Question 10

Redox equations

Answer 10

Just do a question to remember how