例句與造句

1. The most common form of the trichloride is the dark green " hexahydrate ", CrCl 3.6H 2 O . Chromium chloride finds uses as catalysts and as precursors to dyes for wool.
2. In 1926 T . Weichselfelder and B . Thiede claimed to have prepared solid "'chromium trihydride "'by reacting hydrogen with chromium chloride and phenylmagnesium bromide in ether, forming a black precipitate.
3. It's difficult to find chromium chloride in a sentence. 用chromium chloride造句挺難的