How common it is
化学 appears often in everyday Chinese, so it is worth practicing early and reviewing often.
Pronunciation focus
Say huà xué slowly first, then repeat it in a short phrase. Listen for the tone shape.
Usage note
化学是研究物质变化的学科。
huà xué shì yán jiū wù zhì biàn huà de xué kē。
化学 is the study of matter and its changes.
Context note
化学常用于科学、实验和学校。
huà xué cháng yòng yú kē xué 、 shí yàn hé xué xiào。
It is often used with science, experiments, and school.
5 examples
他喜欢化学。
tā xǐ huan huà xué。
He likes chemistry.
化学课很有意思。
huà xué kè hěn yǒu yì sī。
Chemistry class is very interesting.
我们做了化学实验。
wǒ men zuò le huà xué shí yàn。
We did a chemistry experiment.
化学有点难。
huà xué yǒu diǎn nán。
Chemistry is a bit difficult.
老师解释了化学反应。
lǎo shī jiě shì le huà xué fǎn yìng。
The teacher explained the chemical reaction.
5 mini stories
课堂上，老师带大家做化学实验。
kè táng shàng， lǎo shī dài dà jiā zuò huà xué shí yàn。
In class, the teacher led everyone in a chemistry experiment.
她认真记化学公式。
tā rèn zhēn jì huà xué gōng shì。
She carefully memorized chemistry formulas.
化学让他了解物质的变化。
huà xué ràng tā liǎo jiě wù zhì de biàn huà。
Chemistry helped him understand changes in matter.
他们在实验室学习化学。
tā men zài shí yàn shì xué xí huà xué。
They studied chemistry in the lab.
这门课虽然难，但她很喜欢化学。
zhè mén kè suī rán nán， dàn tā hěn xǐ huan huà xué。
This subject is hard, but she likes chemistry very much.