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KVPY2013ChemistryElectrochemistry

The order of reactivity of K , Mg , Au and Zn with water is

Options

  1. AK > Zn > Mg > Au
  2. BK > Mg > Zn > Au
  3. CK > Au > Mg > Zn
  4. DAu > Zn > K > Mg

Correct answer

B. K > Mg > Zn > Au

Step-by-step solution

E _ red ⁰= K < Mg < Zn < Au

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