11th Class Chemistry Classification of Elements and Periodicity in Properties

  • question_answer 9) Are the oxidation state and covalency of \[Al\] in \[{{\left[ AlCl{{({{H}_{2}}O)}_{5}} \right]}^{2+}}\] same?

    Answer:

    Let oxidation state of \[\text{Al}\] is x i.e., \[{{[AlCl{{({{H}_{2}}O)}_{5}}]}^{2+}}\] or \[x+1+5\times 0=+2\] so, \[x=+3\] It is a complex compound in which coordinate covalency of \[\text{Al}\] is '6.

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