1
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
Change Language
Oxidation number of Cl in CaOCl2 (bleaching powder) is :
A
zero, since it contains Cl2
B
-1, since it contains Cl-
C
+1, since it contains ClO-
D
+1 and -1 since it contains ClO- and Cl-
2
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
Change Language
When KMnO4 acts as an oxidising agent and ultimately forms [MnO4]-2, MnO2, Mn2O3, Mn+2 then the number of electrons transferred in each case respectively is :
A
4, 3, 1, 5
B
1, 5, 3, 7
C
1, 3, 4, 5
D
3, 5, 7, 1
3
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following ions has the maximum magnetic moment?
A
Mn2+
B
Fe2+
C
Ti2+
D
Cr2+
4
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
Change Language
Most common oxidation states of Ce (cerium) are :
A
+3, +4
B
+2, +3
C
+2, +4
D
+3, +5
JEE Main Papers
2023
2021
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12