In which of the following compounds chromium ha minimum ionic radius? (A) \( \mathrm{CrCl}_{3} \...

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In which of the following compounds chromium ha minimum ionic radius?
(A) \( \mathrm{CrCl}_{3} \)
(B) \( \mathrm{CrF}_{3} \)
(C) \( \mathrm{Cr}_{2} \mathrm{O}_{3} \)
(D) \( \mathrm{Cr}_{2} \mathrm{O}_{7}^{2-} \)
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