A. ‘Green acid’ is the other name of phosphoric acid produced by the reaction of phosphate rock
& sulphuric acid
B. Chemically unreactive nature of red phosphorous is due to its polymeric structure
C. Red phosphorous is the most reactive allotropic form of phosphorous
D. Red phosphorous, which is used in the manufacture of safety matches, is converted into white
phosphorous by vaporisation followed by condensation
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