D And F Block Elements Question 157

Question: Which oxide of manganese is amphoteric

[AFMC 1995]

Options:

A) $ MnO_2 $

B) $ Mn_2O_3 $

C) $ Mn_2O_7 $

D) $ MnO $

Show Answer

Answer:

Correct Answer: A

Solution:

$ MnO_2 $ forms a basic oxide due to intermediate oxidation state.

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