selenide

[ sel-uh-nahyd, -nid ]

/ ˈsɛl əˌnaɪd, -nɪd /

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any compound in which bivalent selenium is combined with a positive element, as potassium selenide, K2Se, or with a group.

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On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.

1840–50; selen(ium) + -ide

Sixteen years later, Clarke and Hurtley also proved that selenhemoglobin may be made by passing hydrogen selenide into blood.
Synthesis of 2-methyl-4-selenoquinazolone, 2-phenylbenzoselenazole, and its derivatives|Y-Gwan Chen
Methyl selenide has some effect on the internal parts of the body.
Synthesis of 2-methyl-4-selenoquinazolone, 2-phenylbenzoselenazole, and its derivatives|Y-Gwan Chen
Diethyl selenide (C2H5)2Se, is a yellowish heavy oil of unpleasant odor.
Synthesis of 2-methyl-4-selenoquinazolone, 2-phenylbenzoselenazole, and its derivatives|Y-Gwan Chen
The selenide was collected and dried in an atmosphere of nitrogen, and then in a vacuum, in presence of phosphorus pentoxide.
Synthesis of 2-methyl-4-selenoquinazolone, 2-phenylbenzoselenazole, and its derivatives|Y-Gwan Chen

When thus prepared, sodium selenide was colorless, but on exposure to air it turns reddish and finally dark colored.
Synthesis of 2-methyl-4-selenoquinazolone, 2-phenylbenzoselenazole, and its derivatives|Y-Gwan Chen