When CO2 is passed through an aqueous solution of bleaching powder, the gas evolved is
A. chlorine
B. oxygen
C. ozone
D. chlorine dioxide
Answer: Option A
Related Questions on Non Metal and Its Compounds
Red phosphorus is less reactive than yellow phosphorus because
A. it is red in colour
B. it is highly polymerised
C. it is insoluble in C2H5OH
D. it is hard

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