A) 1,2, 3,4, 5
20. (98-2-47) Quyidagi moddalarni /
oksidlovchilik xossasi ortib borish tartibida E
joylashtiring: C
1) kaliy manganat; 2) marganes (IV) oksid; C 3) kaliy permanganat; 4) marganes (III) E
oksid; 5) marganes (II) xlorid. 2
A) 1,2, 3,4, 5 B) 2, 4, 3, 5, 1
C)5, 4, 3, 2, 1
D) 1,3, 4, 5,2 k
E) 5, 4, 2, 1,3 ;