general formula; chemical formula for a class of compounds
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Meanings
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general formula; a chemical formula expressing the composition of a class of organic compounds
technicalIn chemistry, used to represent the molecular composition of homologous series. For example, alkanes follow CnH₂n₊₂, while alkenes follow CnH₂n.
Wán烷
lèi类
huà化
hé合
wù物
de的
tōng通
shì式
shì是
CC
nn
HH
2₂
nn
+₊
2₂
。
The general formula for alkanes is CnH₂n₊₂.
Xī烯
tīng烃
de的
tōng通
shì式
shì是
CC
nn
HH
2₂
nn
。
The general formula for alkenes is CnH₂n.
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Jì记
zhù住
zhè这
gè个
tōng通
shì式
kě可
yǐ以
bāng帮
zhù助
wǒ我
men们
yù预
cè测
huà化
hé合
wù物
de的
xìng性
zhì质
。
Remembering this general formula can help us predict the properties of compounds.
Lǎo老
shī师
yāo要
qiú求
wǒ我
men们
néng能
gòu够
xiě写
chū出
gè各
lèi类
yǒu有
jī机
wù物
de的
tōng通
shì式
。
The teacher required us to be able to write the general formulas for various types of organic compounds.