redox Flashcards
1
Q
reduction and oxidation
A
electrons transfered
2
Q
reducing agents
A
lost electrons and oxidised themselves
3
Q
oxidising agents
A
gain electrons reduced themselves
4
Q
uncombined elements
A
oxidation no 0
5
Q
ions
A
same charge as ions
6
Q
alumnium
A
+3 al2co3
7
Q
hydrogen
A
+1 except in hydride
8
Q
cl
A
-1 except with f or o
9
Q
f
A
-1
10
Q
02
A
-2 but +2 in 0f2
-1 in peroxide
