硫酸亚铁

硫酸亞鐵

liúsuānyàtiě

noun #78,907

Meanings

1 ferrous sulfate
2 iron(II) sulfate
3 FeSO₄ (commonly known as 绿矾 'green vitriol')

Characters

sub-, -ous (lower oxidation state)

Examples

医生开了硫酸亚铁片来治疗她的缺铁性贫血。

Yīshēng kāi le liúsuān yàtiě piàn lái zhìliáo tā de quē tiě xìng pínxuè.

The doctor prescribed ferrous sulfate tablets to treat her iron-deficiency anemia.

硫酸亚铁还可以用作净水剂和花肥。

Liúsuān yàtiě hái kěyǐ yòngzuò jìng shuǐ jì hé huāféi.

Ferrous sulfate can also be used as a water-purifying agent and plant fertilizer.

Tips

usage

亚 (yà) in chemistry names the lower oxidation state: 硫酸铁 = ferric (Fe³⁺), 硫酸亚铁 = ferrous (Fe²⁺). Same pattern as 亚硝酸钠 (sodium nitrite) vs 硝酸钠 (sodium nitrate). On medicine labels, the full form 硫酸亚铁片 (ferrous sulfate tablet) is sold as an over-the-counter iron supplement.

Stroke Order

硫 liú

酸 suān

亚 Yà

铁 tiě