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Out of the following how many oxides are...

Out of the following how many oxides are acidic.
`MnO,Mn_2O_3,MnO_2,MnO_3,Mn_2O_7`

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To determine how many of the given manganese oxides are acidic, we will analyze the oxidation states of manganese in each oxide and classify them based on their acidic or basic nature. ### Step-by-Step Solution: 1. **Identify the Oxides**: The given oxides are MnO, Mn2O3, MnO2, MnO3, and Mn2O7. 2. **Calculate the Oxidation State of Manganese in Each Oxide**: - **MnO**: ...
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