Question
Question: In which of the following species peroxide group is not present :...
In which of the following species peroxide group is not present :
A
[B4O5(OH)4]2–
B
[S2O8]2–
C
CrO5
D
HNO4
Answer
B4O5(OH)42–
Explanation
Solution
(1) Is anion of borax and does not contain any peroxide in it.