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MEDIUMMCQ SINGLEJEE Advanced ChemistryInorganic Chemistryp -Block Elements (group 15-18)Previous Year Questions

Yellow colour of chlorine water fades because of (AIIMS 2019)

A.Form action of chlorine HCl and HOCl✓ Correct

B.Chlorine gas escapes

C.ClO₂ + H₂

D.Cl₂O

Explanation

Chlorine water on standing loses yellow color due to formation of HCl and HOCl which in turn provides nascent oxygen Cl₂ + H₂O → HCl + HOCl Nascentoxygen HCIO HCl O →

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