Normal type of MCQ with one correct option
The oxidation state of the most electronegative element in the products of the reaction between BaO 2 and H2SO4 are:
0 and (1
(1 and (2
(2 and 0
(2 and (1
Normal type of MCQ with one correct option
When SO2 is passed in acidified potassium dichromate solution, the oxidation state of S changed from:
+ 4 to 0
+ 4 to +2
+ 4 to + 6
+ 6 to + 4
Normal type of MCQ with one correct option
Hydrogen gas will not reduce
Heated cupric oxide
Heated ferric oxide
Heated stannic oxide
Heated aluminium oxide
Normal type of MCQ with one correct option
The oxidation state of Cr in CrO5 is::
+ 10
O3
+ 3
+ 3.5
A,C
B
C,D
A,B & C
2 5 16
16 5 2
5 16 2
2 16 5
/
-1
-3
+3
+5
A3(BC4)2
A3(B4C)2
ABC2
A3(BC3)2.
Both A and R are true and R is correct explanation of A
Both A and R are true and R is not correct explanation of A
A is true, R is false
A is false, R is true
(B,D)((N), (A,E)((M), (C)((O),(F,G)((L)
(A,D)((N), (B,E)((M), (C)((O),(F,G)((L)
(A,E)((O), (B,D)((L), (C)((N),(F,G)((M)
(A,D)((N), (B,E)((L), (C)((O),(F,G)((M)