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Question
Which non-metal catches fire if it is exposed to air?
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Solution
The correct option is B Phosphorous
Phosphorus is a non metallic element. White phosphorus is the form that occurs most commonly at room temperature. It is very reactive. It combines with oxygen in the air very easily. It catches fire spontaneously when exposed to air. In chemical laboratories it is stored under water to avoid burning.
Phosphorus is a non metallic element. White phosphorus is the form that occurs most commonly at room temperature. It is very reactive. It combines with oxygen in the air very easily. It catches fire spontaneously when exposed to air. In chemical laboratories it is stored under water to avoid burning.
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