Models of Bonding & Structure B.3 The Metallic Model (id: b39c1d3ef)

本题目来源于试卷: Models of Bonding & Structure B.3 The Metallic Model，类别为 IB化学

[填空题]
The oxides of two peri 7 e7ihy b:/v6ttgv-bi0 oz8xgg1,fwu0jgdz ic)pz v*0c w5 6aod 3 elements, X and Y, react in water according to the equations belowgw,dvzf65 g*j 0uc0p)i1awc z.
I. $XO_{2(s})$ + $H_2O_{l}$→$H_2XO_{3(aq)}$
II. $YO_{2(s})$ + $H_2O_{l}$→$Y(OH)_{2(aq)}$
1.Identify elements X and Y. Element X is   ;Element Y is   .
2.Predict whether element X or Y would have a higher melting point. Element  ----待选择----XY  will have a higher melting point than element  ----待选择----XY 

参考答案:
空格1: sulfur  空格2: magnesium  空格3: Y  空格4: X 


本题详细解析:

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