82问答网 > 金属Cr的金属特性是什么?

金属Cr的金属特性是什么?

2025-04-07 13:18:43
推荐回答（1个）
回答1：

主要性质和用途

熔点为1 857±20 ℃,沸点为2 672 ℃，密度为7.190 g/cm3(20 ℃)。硬的蓝白色金属。溶于盐酸和硫酸，但因形成保护层而不溶于硝酸、磷酸或高氯酸，在空气中抗氧化。主要用于合金、镀铬和金属陶瓷。

发 现

1797年由沃克兰(N.L.Vanquelin)在法国发现。

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