Which of the following is not an amphoteric ion- Cr-3- Al-3- Fe-2- Zn-2-

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Characteristics of Equilibrium Constant

Which of the ...

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Which of the following is not an amphoteric ion?

A l^{3 +}

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C r^{3 +}

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F e^{2 +}

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Z n^{2 +}

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