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प्रश्न
Which of the following is a greenish yellow gas with bleaching property?
विकल्प
Sulphur dioxide
Carbon dioxide
Chlorine
Nitrogen
MCQ
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उत्तर
Chlorine
Explanation:
Chlorine gas is characteristically greenish-yellow in colour and acts as a strong permanent bleaching agent because it releases nascent oxygen when it reacts with moisture (oxidation process).
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