下列比较错误的是                                 

下列比较错误的是                                                     

A.原子半径:NOF                 B酸性强弱:HNO3H3PO4H2SO4

C.碱性强弱:KOH NaOHMg(OH)2   D.氢化物的稳定性:HFHClH2S

答案

B

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