Which one of the following statements is not true? (a) Among halide ions, iodide is the most powerful reducing agent.
Which one of the following statements is not true?(a) Among halide ions iodide is the most powerful reducing agent.(b) Fluorine is the only halogen that does not show a variable oxidation state.(c) HOCl is a stronger acid than HOBr.(d) HF is a stronger acid than HCl
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Answer: (b) Fluorine is the only halogen that does not show a variable oxidation state. Explanation: All of the halogens (F, Cl, Br, and I) exhibit a varying oxidation state depending upon the compound, ranging from –1 to +7. Therefore, statement (b) is false.
