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Coordination Compounds · 2003 · Shift 0

3 Chemistry questions from this JEE Main paper
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Coordination Compounds · 2003 · Shift 0

3 Chemistry questions from this JEE Main paper

  1. Q49.Ammonia forms the complex ion [Cu(NH3​)4​]2+ with copper ions in alkaline solutions but not in acidic solutions. What is the reason for it?
    Chemistry · Coordination Compounds · MCQ
  2. Q50.One mole of the complex compound Co(NH3​)5​Cl3​, gives 3 moles of ions on dissolution in water. One mole of the same complex reacts with two moles of AgNO3​ solution to yield two moles of AgCl (s). The structure of the complex is :
    Chemistry · Coordination Compounds · MCQ
  3. Q51.In the coordination compound, K4​[Ni(CN)4​], the oxidation state of nickel is :
    Chemistry · Coordination Compounds · MCQ