What happens when phthalic anhydride taken in an evaporating dish is slowly heated on a low flame ? *
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When heated openly in evaporating dish it will soon react with the atmospheric Oxygen to trigger the Oxidation reaction. It has a very low melting point of 64 Deg. ... and the moment it starts to melt it forms a corrosive solution
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Explanation:
The phthaic Anhydride (C8H4O39 heated on low flame ,as it has low melting point around 64 °C it converts to gaseous state
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