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Question

Which statement about alkanes is correct?


A
Ethane has one more carbon atom and one more hydrogen atom than methane
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B
They are converted to alcohols by reaction with steam
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C
They contain carbon-carbon double bonds
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D
They form carbon dioxide and water on combustion
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Solution

The correct option is D They form carbon dioxide and water on combustion
Solution:- (D) They form carbon dioxide and water on combustion
Alkane on combustion gives carbon dioxide and water.
$${C}_{n}{H}_{2n + 2} + \left( \cfrac{3n + 1}{2} \right) {O}_{2} \longrightarrow n C{O}_{2} + \left( n + 1 \right) {H}_{2}O$$

Chemistry

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