SCIENCE
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is the oxidation number of Cl i Cl2O7?
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-1
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-5
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+5
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+7
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Explanation:
Detailed explanation-1: -Let the oxidation number of Chlorine (Cl) in Cl2O7 be x. or, x = +7. Hence, the oxidation state of chlorine in Cl2O7 is +7.
Detailed explanation-2: -So the oxidation number of Cl must be +4.
Detailed explanation-3: -Structure of Cl2O7 is given below. Each chlorine atoms are connected with four oxygen atoms. Hence the oxidation state of Cl is +7 and hence the valency of both Cl is 7 only.
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