一氧化二氮

Traditional form:

一氧化二氮

Pinyin (reading):

yīyǎnghuà'èrdàn

Definitions:

• nitrous oxide N2O
• laughing gas

Characters:

• 一 - one; a, an; alone
• 氧 - oxygen
• 化 - to change, to convert, to reform; -ize
• 二 - two; twice
• 氮 - nitrogen

Traditional characters:

• 一 - one; a, an; alone
• 氧 - oxygen
• 化 - to change, to convert, to reform; -ize
• 二 - two; twice
• 氮 - nitrogen