11th Class Chemistry The s-Block Elements

  • question_answer 9) Find the oxidation state of sodium in\[N{{a}_{2}}{{O}_{2}}\].

    Answer:

    Let \[x\] be the oxidation state of Na in\[N{{a}_{2}}{{O}_{2}}\]. \[O_{2}^{2-}\]is a peroxo linkage in which O has oxidation state (-1). \[\therefore \] \[2x+2\times (-1)=0\] or \[x=+1\]    

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