What is Hydrogen Sulphide?

Hydrogen Sulphide (H2S) is a colourless, highly toxic gas with a distinctive odour as that of rotten eggs. It is composed of two hydrogen atoms bonded to a sulphur atom and is commonly found in natural gas, petroleum, volcanic gases, and sulphur deposits.

It has many practical applications in various industries, including the production of sulphur and in organic synthesis but hydrogen sulphide poses significant health risks at high concentrations.

Hydrogen Sulphide Chemical Formula

The chemical formula for hydrogen sulphide is H2S.

Hydrogen Sulphide Molecular Mass

Molecular mass of hydrogen sulphide (H2S) can be calculated by adding the atomic masses of its constituent atoms.

Sulphur (S) has an atomic mass of approximately 32.07 atomic mass units (amu), and hydrogen (H) has an atomic mass of approximately 1.008 amu. Therefore, the molecular mass of H2S is approximately 2.016 + 32.07 = 34.086 amu.

The molecular mass of Hydrogen Sulphide is 34.086 amu.

Hydrogen Sulphide

Hydrogen Sulfide (H2S) is a colourless, flammable, and highly toxic gas. This gas has a strong odour of rotten eggs. It is produced by the anaerobic bacterial decomposition of protein and other sulphur-containing organic matter. Hydrogen Sulphide is also known as sewer gas or swamp gas.

This article thoroughly explains hydrogen sulphide, structure of hydrogen sulphide, along with its properties and applications.

Hydrogen Sulphide Overview

Chemical Formula

H2S

Odour

Pungent, Rotten Egg

Appearance

Colourless gas

Molar Mass

34.086 amu

Boiling Point

-60°C (-76°F).

Melting Point

-82°C (-116°F).

Solubility

Soluble in Water

Conjugate Base

Sulfonium

Conjugate Acid

Bisulfide

Density

1.36 kg/m3

Nature

Toxic

Bond Angle

92°

Table of Content

  • What is Hydrogen Sulphide?
  • Structure of Hydrogen Sulphide
  • Properties of Hydrogen Sulphide
  • Production of Hydrogen Sulphide
  • Applications of Hydrogen Sulphide

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What is Hydrogen Sulphide?

Hydrogen Sulphide (H2S) is a colourless, highly toxic gas with a distinctive odour as that of rotten eggs. It is composed of two hydrogen atoms bonded to a sulphur atom and is commonly found in natural gas, petroleum, volcanic gases, and sulphur deposits....

Structure of Hydrogen Sulphide

Chemical structure of hydrogen Sulphide(H2S) consists of two hydrogen atoms bonded to a central sulphur atom. It is represented as H-S-H, indicating that the two hydrogen atoms are bonded to the sulphur atom through single covalent bonds....

Properties of Hydrogen Sulphide

Hydrogen Sulphide (H2S) exhibits a range of physical and chemical properties that define its behavior and interactions in various environments. The complete description of physical and chemical properties of hydrogen sulphide is given below:...

Production of Hydrogen Sulphide

Hydrogen Sulphide (H2S) is produced through various natural and industrial processes, each with its own methods and applications. Here are some common ways in which hydrogen Sulphide is produced:...

Applications of Hydrogen Sulphide

Hydrogen Sulphide (H2S) finds its applications across various industries due to its unique properties. Some of the key applications of H2S include:...

Hydrogen Sulphide: FAQs

Is H2S Heavier than Air?...

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