Which one of the following is called marsh gas?
Correct answer: A. Methane
- A. Methane
- B. Ethane
- C. Propane
- D. Butane
Explanation
a) Methane: Methane is indeed called "marsh gas." It is the simplest hydrocarbon with the chemical formula CH4. Methane is a colorless and odorless gas that is highly flammable. It is the main component of natural gas and is commonly produced in wetlands, marshes, and swamps, where it is often released into the atmosphere.
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About Alkanes
Alkanes are saturated hydrocarbons containing only carbon-carbon and carbon-hydrogen single bonds, with the general formula CnH2n+2 for open chains. Their structure, isomerism, IUPAC nomenclature, physical properties, combustion, free-radical halogenation and conformations are covered, including the difference between substitution in alkanes and addition in unsaturated hydrocarbons.
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