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q384

384X, Y and Z are the three elements, each one belongs to anyone of the groups lA, lilA and VA. The oxide of X is amphoteric, the oxide of Y is highly acidic, and the oxide of Z is highly basic. Identify the groups to which these elements X, Y, Z belong to (NTSE Andhra Pradesh, Stage-I, 2015-16) X Y Z

Option : C
Explanation :

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