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Chemistry
Which of the oxide of manganese is amphoteric?
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Q. Which of the oxide of manganese is amphoteric?
Uttarkhand PMT
Uttarkhand PMT 2008
A
$ MnO_{2} $
B
$ Mn_{2}O_{3} $
C
$ Mn_{2}O_{7} $
D
$ MnO $
Solution:
oxide of $Mn$ in its intermediate oxidation state ie, $+4$ is $ MnO_{2} $ . This is amphoteric in character.