碳酸钙

碳酸鈣

tànsuāngài

noun #35,641

Meanings

1 calcium carbonate (CaCO₃)

Characters

Examples

HSK 7-9

石灰石的主要成分是碳酸钙。

Shíhuīshí de zhǔyào chéngfèn shì tànsuāngài.

The main component of limestone is calcium carbonate.

HSK 7-9

这种钙片的活性成分是碳酸钙。

Zhèzhǒng gàipiàn de huóxìng chéngfèn shì tànsuāngài.

The active ingredient of this calcium tablet is calcium carbonate.

Tips

memory

Decompose: 碳 'carbon' + 酸 'acid' + 钙 'calcium' = 'carbonic-acid calcium' = calcium carbonate. Chinese chemistry nomenclature is productively compositional - once you know 碳酸 (carbonic acid) and 钙 (calcium), the whole name decodes itself.

Stroke Order

碳 tàn

酸 suān

钙 gài