1.7 Redox Flashcards
1
Q
What is oxidation?
A
- loss of electrons
2
Q
What is reduction?
A
- gain of electrons
3
Q
What is an oxidising agent?
A
- electron acceptors
4
Q
What is a reducing agent?
A
- electron donors
5
Q
What is the oxidation state of uncombined elements?
A
- 0
6
Q
What is the oxidation state of oxygen?
A
-2, except in peroxides, where its -1
7
Q
What is the oxidation state of hydrogen?
A
+1, except in metal hydrides, where it’s -1
8
Q
What do you add to redox equations to balance them?
A
- H₂O and H⁺
