huà
xué
biàn
huà

technical
common

Meaning of 化学变化

化学变化 means chemical change; chemical reaction where new substances are formed. Pronounced huà xué biàn huà.

  • chemical change; chemical reaction where new substances are formed

Definitions & Examples

cái
rán
shāo
shì
zhǒng
huà
xué
biàn
huà
 
yīn
wèi
shēng
chéng
le
huī
jìn
èr
yǎng
huà
tàn
děng
xīn
zhì
 

The burning of wood is a chemical change because it produces new substances like ash and carbon dioxide.

Tiě
shēng
xiù
shì
tiě
yǎng
shuǐ
shēng
de
huà
xué
biàn
huà
 

Iron rusting is a chemical change where iron reacts with oxygen and water.

Zài
huà
xué
biàn
huà
zhōng
 
yuán
de
zhǒng
lèi
shù
biàn
 
dàn
fēn
de
zhǒng
lèi
dìng
gǎi
biàn
 

In a chemical change, the types and numbers of atoms remain unchanged, but the types of molecules definitely change.

Niú
nǎi
biàn
suān
shì
suān
jūn
yǐn
de
huà
xué
biàn
huà
 

Milk turning sour is a chemical change caused by lactic acid bacteria.

Huà
xué
biàn
huà
tōng
cháng
bàn
suí
zhe
néng
liàng
de
shì
fàng
huò
shōu
 

Chemical changes are usually accompanied by the release or absorption of energy.

Measure Words

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Primary
/ zhǒng
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