Polyatomic ion valency revision Flashcards
1
Q
what is the valency of ammonium (NH4)
A
+1
2
Q
what is the valency of hydroxide (OH)
A
-1
3
Q
what is the valency of nitrate (NO3)
A
-1
4
Q
what is the valency of nitrite (NO2)
A
-1
5
Q
what is the valency of sulfate (SO4)
A
-2
6
Q
what is the valency of sulfite (SO3)
A
-2
7
Q
what is the valency of phosphate (PO4)
A
-3
8
Q
what is the valency of phosphite (PO3)
A
-3
9
Q
what is the valency of carbonate (CO3)
A
-2
10
Q
what is the valency of cyanide (CN)
A
-1
11
Q
what is the valency of acetate (CH3COO)
A
-1
