Hydrogen Sulphide: FAQs
Is H2S Heavier than Air?
Yes, hydrogen sulphide (H2S) is heavier than air. Its molecular weight is about 34 g/mol, which is heavier than the average molecular weight of air (which is about 29 g/mol).
What is Smell of Hydrogen Sulphide?
Hydrogen sulphide (H2S) has a distinct and unpleasant odor similar to the smell of rotten eggs.
Is H2S Soluble in Water?
Yes, H2S is soluble in water. It forms a weak acid when dissolved in water, known as hydrosulfuric acid.
What is Hydrogen Sulphide (H2S)?
Hydrogen sulphide is a colorless, highly toxic gas with a distinctive odor of rotten eggs. It consists of two hydrogen atoms bonded to a sulphur atom (H-S-H).
What are Health Effects of Hydrogen Sulphide?
Inhalation of hydrogen sulphide gas can cause respiratory irritation, nausea, headaches, and in high concentrations, it can lead to loss of consciousness, respiratory paralysis, and even death.
What are Environmental Impacts of Hydrogen Sulphide?
Hydrogen sulphide emissions can contribute to air pollution, foul odors, and environmental contamination. In aquatic environments, it can harm marine life and disrupt ecosystems.
What is Hydrogen Sulphide Used for?
Hydrogen Sulphide is used in chemical synthesis, metal processing, wastewater treatment, analytical chemistry, and biological research.
How is Hydrogen Sulphide Detected?
Hydrogen sulphide can be detected by its characteristic odor even in small concentrations. However, at higher concentrations, it deadens the sense of smell, making detection more difficult. Various sensors and analytical methods are used to detect hydrogen sulphide.
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.
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Hydrogen Sulphide Overview |
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Chemical Formula |
H2S |
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Odour |
Pungent, Rotten Egg |
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Appearance |
Colourless gas |
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Molar Mass |
34.086 amu |
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Boiling Point |
-60°C (-76°F). |
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Melting Point |
-82°C (-116°F). |
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Solubility |
Soluble in Water |
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Conjugate Base |
Sulfonium |
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Conjugate Acid |
Bisulfide |
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Density |
1.36 kg/m3 |
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Nature |
Toxic |
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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