Sulfide Group

The sulfide group is a chemical designation for sulfur in its reduced form, commonly present as the sulfide ion (S2−) in inorganic compounds or as divalent sulfur linking two carbon groups in organic sulfides. Sulfides form when sulfur gains or shares electrons, producing ionic interactions with metals or covalent sulfur–carbon bonds; their properties depend on bonding, oxidation state, and molecular structure. In chemistry, sulfide compounds are important in mineral identification, metal extraction, coordination chemistry, and the preparation of sulfur-containing organic molecules. Understanding sulfide reactivity also supports studies of redox processes, materials, environmental chemistry, and biological sulfur transformations.

Sulfide Group - Related Videos

Research

JoVE EoE - Bacterial Growth and Techniques

A Sensitive Visual Method for the Detection of Hydrogen Sulfide-Producing Bacteria

0 Views •

2025

Source: Zhu, W., & Chu, W. Sensitive Visual Method for the Detection of Hydrogen Sulfide Producing Bacteria. J. Vis. Exp. (2022)This video demonstrates a sensitive visual method for the rapid detection of hydrogen sulfide–producing bacteria. A color change from yellow to black indicates bacterial activity through the formation of bismuth sulfide.

Education

JoVE Core - Organic Chemistry

Preparation and Reactions of Sulfides

0 Views •

2025

Sulfides are the sulfur analog of ethers, just as thiols are the sulfur analog of alcohol. Like ethers, sulfides also consist of two hydrocarbon groups bonded to the central sulfur atom. Depending upon the type of groups present, sulfides can be symmetrical or asymmetrical. Symmetrical sulfides can be prepared via an SN2 reaction between 2 equivalents of an alkyl halide and one equivalent of sodium sulfide. Asymmetrical sulfides can be synthesized by treating thiols with an alkyl halide and a...

Structure and Nomenclature of Thiols and Sulfides

0 Views •

2023

Thiols and sulfides are sulfur analogs of alcohols and ethers, respectively, where the sulfur atom takes the place of the oxygen atom. Thus, thiols are generally represented as RSH, where R is an alkyl substituent and —SH is the functional group. On the other hand, in sulfides, the central sulfur atom is bonded to two hydrocarbon groups on either side. Depending upon the type of group, sulfides can be either symmetrical or asymmetrical. Both thiols and sulfides display a bent geometry, similar...

Separation of Uranium and Thorium for 230Th-U Dating of Submarine Hydrothermal Sulfides

0 Views •

Cited by 2 •

2019

The protocol describes a method to purify and separate the U and Th nuclide in submarine hydrothermal sulfide sample with Fe co-precipitation and extraction chromatography for 230Th-U disequilibrium dating.

A Sensitive Visual Method for the Detection of Hydrogen Sulfide Producing Bacteria

0 Views •

Cited by 6 •

2022

Here, we present a protocol to detect hydrogen sulfide producing bacteria with a modified protocol used for bismuth sulfide (BS) precipitation. The key advantages of this method are that it is easy to evaluate and does not require specialized equipment.

View All Results

FAQs

Related Topics