Question
Chemistry Question on Redox reactions
What is the valency of Manganese in K2MnO4 ?
A
2
B
4
C
6
D
7
Answer
6
Explanation
Solution
Let the valency of Mn be x in K2MnO4 ⇒2×(+1)+x+4×(−2)=0⇒x=+6
What is the valency of Manganese in K2MnO4 ?
2
4
6
7
6
Let the valency of Mn be x in K2MnO4 ⇒2×(+1)+x+4×(−2)=0⇒x=+6