Shweta Thakur posted an Question
October 06, 2020 • 02:31 am 30 points
  • IIT JAM
  • Chemistry (CY)

Which is better oxidizing agent co +3 or co+2

which is better oxidizing agent co +3 or co+2bn hkdkdjj

2 Answer(s) Answer Now
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  • comment-profile-img>
    Dinesh khalmaniya 1 Best Answer

    Co3+ is a better oxidising agent and converts itself into Co2+ in aqueous solution easily. Remember that oxidising/reducing character is generally based on electrode potential values which is determined for reactions in water (refer activity series). Electrode potential of Co2+(aq) + 2e- → Co(s) is -0.28 V and of Co3+(aq) + e- → Co2+(aq) is +1.81 V, fairly good value for Co3+. Also these metal ions are present as aqua-complexes in water.

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    sir electrode potential ki values given ni hoti

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    given hogi, bcoz usi se hm compair kr payege. electrochemical series bhi yaad honi chahiye

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    sir

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    bina values k solve krna possible nhi he

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    fr to bhot easy ho jayega

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    yes, aap previous years question utha k dekho sb diya hota he

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    hr chiz to yaad rkhna possible nhi hota na

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    ye SB aquesou state ke aspect main given hota

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    yes

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    Acha sir gaseous state main ionization energy kiski jyada hogi co 2 positive Ki ya co3 positive

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    sir half filled to CO2 positive b hai

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    check it again..Co3+ has d6 configuration so it easily give 1e to get Half filled configuration. so Co3+ has low IP

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    is concept ke according ye strong reducing agent hua n?

  • comment-profile-img>
    Priyanshu kumar best-answer

    co3+

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    https://www.quora.com/Of-the-two-cobalt-ions-CO2%2B-and-CO3%2B-which-should-be-a-better-oxidising-agent-and-why/answer/Sharad-Pratap-Singh-8?ch=10&share=98d2c225&srid=XRpEY read this

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