D-And F-Block Elements Ques 55
Question: On heating pyrollusite with $ KOH $ in presence of air we get
Options:
A) $ KMnO_4 $
B) $ K_2MnO_4 $
C) $ Mn{{(OH)}_2} $
D) $ Mn_3O_4 $
Show Answer
Answer:
Correct Answer: B
Solution:
$ \underset{pyrollusite}{\mathop{MnO_2}},+KOH,\to ,K_2MnO_4 $