SSC
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following is the correct observation when chlorine reacts with water?
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Brown solution formed.
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Hydrochloric acid is produced.
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Neutral solution formed.
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Blue litmus paper turn to red and bleached to white.
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Explanation:
Detailed explanation-1: -Ammonia being alkaline turns damp red litmus blue. Chlorine on the other hand bleaches damp red litmus paper to white.
Detailed explanation-2: -Explanation: Chlorine gas is both an oxidising agent and an acidic gas. Chlorine gas in water is a bleach, and bleaching is an oxidation process. Thus, the damp litmus is bleached by chlorine gas (red or blue).
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