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2006年全国化学竞赛初赛模拟试卷(14)(时间:3小时满分:100分)题 号12345678910111213满 分84379491010581013H1008相对原子质量He4003Li6941Be9012B1081C1201N1401O1600F1900Ne2018Na2299Mg2431Al2698Si2809P3097S3207Cl3545Ar3995K3910Ca4008Sc4496
2008高中化学竞赛初赛模拟试卷(19) : (时间:3小时 满分:100分)题 号123456789101112满 分相对原子质量[98]-[210]At[210]Rn[222]Fr[223]Ra[226]Ac-LaRfDbSgBhHsMtDsLa系 document was truncated here because it was cr
2008高中化学竞赛初赛模拟试卷(33)第第题(7分)1.Ag2F(分)2.阴极:2AgF-e-Ag2F 阳极:2H2O-4e-O2↑4H8AgF2H2O4Ag2FO24HF(各1分)3.能(分) 介于Ag与AgF之间(1分)4.Ag2FAgAgF(1分)题(7分)银是一种常见的物质其化合物种类繁多若以Pt为电极在低电流密度的情况下电解AgF溶液可以产生XX在90-200℃时发生分解产
2008高中化学竞赛初赛模拟试卷(9)(时间:3小时 满分:100分)题 号12345678910111213满 分相对原子质量[98]-[210]At[210]Rn[222]Fr[223]Ra[226]Ac-LaRfDbSgBhHsMtDsLa系 document was truncated here because it was created in the Evaluation Mode.
2008高中化学竞赛初赛模拟试卷(15)(时间:3小时 满分:100分)题 号123456789101112满 分相对原子质量[98]-[210]At[210]Rn[222]Fr[223]Ra[226]Ac-LaRfDbSgBhHsMtDsLa系 document was truncated here because it was created in the Evaluation Mode.
2008高中化学竞赛初赛模拟试卷(4)(时间:3小时 满分:100分)题 号12345678910满 分相对原子质量[98]-[210]At[210]Rn[222]Fr[223]Ra[226]Ac-LaRfDbSgBhHsMtDsLa系 document was truncated here because it was created in the Evaluation Mode. :
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