碳酸

tànsuān

noun #21,831

Meanings

1 carbonic acid
2 carbonate (as prefix/modifier)

Characters

Examples

HSK 7-9

碳酸饮料含有大量气泡。

Tànsuān yǐnliào hányǒu dàliàng qìpào.

Carbonated drinks contain a lot of bubbles.

HSK 7-9

碳酸是二氧化碳溶于水后形成的弱酸。

Tànsuān shì èryǎnghuàtàn róng yú shuǐ hòu xíngchéng de ruò suān.

Carbonic acid is the weak acid formed when carbon dioxide dissolves in water.

HSK 7-9

长期饮用碳酸饮料对牙齿有腐蚀作用。

Chángqī yǐnyòng tànsuān yǐnliào duì yáchǐ yǒu fǔshí zuòyòng.

Long-term consumption of carbonated drinks corrodes tooth enamel.

Tips

memory

碳 (carbon) + 酸 (acid) = carbonic acid. The same pattern applies to other acids: 盐酸 (hydrochloric acid), 硫酸 (sulfuric acid), 硝酸 (nitric acid). Learning 酸 (acid) unlocks many chemistry terms.

Stroke Order

碳 tàn

酸 suān