化合价 Flashcards
1
Q
Na
A
+1
2
Q
K
A
+1
3
Q
Ca
A
+2
4
Q
H
A
+1
5
Q
Mg
A
+1
6
Q
Al
A
+3
7
Q
Fe
A
+3, +2
8
Q
Cl
A
-1
9
Q
O
A
-2
10
Q
Zn
A
+2
11
Q
CO3
A
-2
12
Q
SO4
A
-2
13
Q
SO3
A
-2
14
Q
NO3
A
-1
15
Q
NH4
A
+1
