Imdadul haque Asked a Question
September 14, 2020 1:15 ampts 30 pts
OFF 6. Given the molecular formula of the hexa-coordinated complxes: () CoCl(NH)s (11) COClhNH;)s (1I) CoCL(NH3) If the number of coordinated NH3 molecules in (U, () and (I) respectively are 6, 5 and 4 then the oxidation state of Co in (), () and () are respectively (a) +6, +5, +4 (b) +3, +2, +1 (C) 0, +1, +2 (d) +3, +3, +3
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  • Anonymous User thankyou
    option D is correct
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  • Ashutosh singh
    Dear student, D is the correct answer.
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    Ashutosh singh
    NH3 is neutral ligand and bears no charge. Also, it is secondary valency so, we won't consider it anyways.
  • Anonymous User
    For 3 chlorine you need Co in +3 oxidation state
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