碳酸钙

碳酸鈣

tànsuāngài

noun #35,641

Meanings

1 calcium carbonate (CaCO₃)

Characters

Examples

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.

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