AP EAPCET 7 Sep 2021 Shift 1 Paper

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Question : 124 of 160

Marks: +1, -0

Which order among the following is incorrect?

NH3<PH3<AsH3: (Acidic nature)
Li<Be<B<C:IE1(∆iH1)
Al2O3<MgO<Na2O<K2O: (Basic nature)
Li+<Na+<K+<Cs+:(Ionic radius)

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