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Chemical Properties of Metals

A non-metal o...

Question

A non-metal oxide was dissolved in water and then tested with both blue and red litmus papers. What will happen to the two litmus papers?

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Solution

A non-metal on reacting with oxygen produces an acidic oxide. This acidic oxide will turn blue litmus paper red. However, there will be no change in the colour of the red litmus paper, as it changes colour only under alkaline conditions.

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