Question
Question: Which of the following statement is not true about Mohr's salt....
Which of the following statement is not true about Mohr's salt.
A
It decolourises KMnO4
B
It is a primary standard
C
It is a double salt
D
Oxidation state of iron is +3 in this salt
Answer
Oxidation state of iron is +3 in this salt
Explanation
Solution
Oxidation state of iron in mohr’s salt
FeSO4(NH4)2SO4.6H2O is + 2.