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(chemistry) arsine
Arsine is a colorless, odorless, and highly toxic gas.
炭化水素: hydrocarbon
Hydrocarbon is a basic element of chemical reactions.
isoflavone
Soybeans are rich in isoflavones.
hydrogen sulphide
Hydrogen sulphide is extremely toxic, and particularly at high concentrations, it is lethal to humans.
hydrogen (chemical element) / hydrogen (molecular hydrogen)
Hydrogen is the most abundant element in the universe.
(organic chemistry) hydrocarbon
Hydrocarbons are fundamental components of organic chemistry.
lithium hydride
Lithium hydride plays an important role in chemical reactions.
(inorganic chemistry) hydrogen peroxide
Hydrogen peroxide is often used for disinfecting wounds.
(weaponry) hydrogen bomb
He was involved in the development of the hydrogen bomb.
(chemistry) pH
The pH of this liquid is 7.
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