🧪 | Unit 7 | Chemical reactions Flashcards
1
Q
What is a redox reaction?
A
A redox reaction is when oxidation and reduction take place at the same time during the same reaction.
2
Q
What is oxidation?
A
Oxidation is when oxygen is added to the element or compound; electrons are lost and the oxidation state of an element is increased.
3
Q
What is reduction?
A
Reduction is when oxygen is removed from an element or compound; electrons are gained and the oxidation state of an element is decreased.
4
Q
Oxidation state
A
The number of electrons lost or gained
