天气预报 > 其他 > 铝相对原子质量为多少
铝相对原子质量为多少
更新时间: 2020-10-23 00:00:00  

铝相对原子质量为26.981539。铝是银白色轻金属。有延展性。商品常制成棒状、片状、箔状、粉状、带状和丝状。在潮湿空气中能形成一层防止金属腐蚀的氧化膜。铝粉在空气中加热能猛烈燃烧,并发出眩目的白色火焰。易溶于稀硫酸、硝酸、盐酸、氢氧化钠和氢氧化钾溶液,难溶于水。相对密度2.70。熔点660℃。沸点2327℃。

关键词: 相对 原子 质量 多少

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