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Select the statement that is not true.

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Black phosphorus exists in two forms $α$ and $β$

Red phosphorus is used in the manufactures of safety matches.

$α$ -form of black phosphorus sublimes in air

$β$ -black phosphorus burn in air at 473 K

answer is D.

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Detailed Solution

$β$ -black phosphorus does not burn up to 673 K.

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