from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Alternative spelling of sulfide.
from the GNU version of the Collaborative International Dictionary of English
- n. A binary compound of sulphur, or one so regarded; -- formerly called sulphuret.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a compound of sulphur and some other element that is more electropositive
Sorry, no etymologies found.
In the case of the "pure-for-analysis" sulphide, which is the recrystallized variety, the salt will be pure white and will form a quite colorless and clear solution in water.
Selenium can be precipitated with sulphuretted hydrogen as a sulphide, which is readily soluble in ammonium sulphide.
It was understood that the 23 year-old, who lives with his father, had inhaled hydrogen sulphide, which is considered by scientists to be as toxic as hydrogen cyanide.
* For the cathode, the platinum can be replaced by cobalt sulphide, which is far less expensive.
Flourishing under oxygen-deficient conditions, the bacteria feed off toxic hydrogen sulphide, which is produced when organic matter degrades without oxygen.
However, the researchers found that the communities of microbes thrived on hydrogen sulphide, which is toxic to most lifeforms, and is the product of the breakdown of organic material in an environment where there is no oxygen.
For the cathode, the platinum can be replaced by cobalt sulphide, which is far less expensive.
Many marine bacteria generate energy by oxidising the gas hydrogen sulphide, which is common in ocean sediments.
It has been suggested that hydrogen sulphide, which is also found in car exhaust fumes, helps relax nerve cells in the penis to stimulate blood flow.
The tone given by this kind of sulphide is usually of a more purplish color.