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प्रश्न
Which of the following statements is wrong about alkanes?
पर्याय
They are all saturated hydrocarbons.
They can undergo addition as well as substitution reaction.
They are almost non-polar in nature.
On complete combustion, they give out carbon dioxide and water.
उत्तर
They can undergo addition as well as substitution reaction.
Explanation:
Alkanes only undergo substitution reactions (like halogenation). Addition reactions are shown by unsaturated hydrocarbons like alkenes and alkynes.
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संबंधित प्रश्न
State the conditions required for the given reaction to take place:
Catalytic hydrogenation of ethyne
Write the structure of the following compound:
prop-1-yne
Name the products formed and write an equation when ethyne is added to the iodine in an
inert solvent ?
Name the hydrocarbon which is a linear molecule.
Name the hydrocarbon which forms a red precipitate with ammoniacal solution of copper (I) chloride.
What is the special feature of the structure of ethyne?
Name a triple bond hydrocarbon with two carbon atoms.
Write the equation for the following lab preparation:
Ethyne from Calcium carbide
Give the chemical equation for the preparation of ethyne from 1, 2-dibromoethane.
Name the products formed and write an equation when ethyne is added to the following in an inert solvent:
hydrogen
