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中文摘要：
系统研究了水溶液中磺基水杨酸与铁离子形成的3种配合物的性质，将经典无机化学实验“磺基水杨酸合铁（Ⅲ）配合物组成和稳定常数的测定”进行补充和拓展，增加了同系列配合物中另外2个有色物质组成和稳定常数测定的步骤，进而丰富了实验内容，完善了实验原理，为全面实施素质教育提供了有力的帮助。实验结果表明在强酸和缓冲溶液确立的反应条件下，铁离子与磺基水杨酸全系列配合物可以分别按比例生成，实验数据与理论组成非常吻合，这为光度法测定配合物组成，讲而计算稳定常数提供了有效的手段。
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