过氧化氢

Traditional form:

過氧化氫

Pinyin (reading):

guòyǎnghuàqīng

Definitions:

• hydrogen peroxide H2O2

Characters:

• 过 - pass; to go across, to pass through
• 氧 - oxygen
• 化 - to change, to convert, to reform; -ize
• 氢 - ammonia

Traditional characters:

• 過 - pass; to go across, to pass through
• 氧 - oxygen
• 化 - to change, to convert, to reform; -ize
• 氫 - ammonia