question_answer

On heating \[Mn{{(OH)}_{2}}\] with \[Pb{{O}_{2}}\] and conc. \[HN{{O}_{3}}\] pink colour is obtained due to the formation of [MP PET 1995]

A) \[KMn{{O}_{4}}\]

B) \[HMn{{O}_{4}}\]

C) \[Pb{{(Mn{{O}_{4}})}_{2}}\]

D) \[PbMn{{O}_{4}}\]