(A) Alkanes are non-polar hydrocarbons. According to the principle of 'like dissolves like',non-polar substances are insoluble in polar solvents like

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Long-chain alkanes are soluble in water.

(A) Alkanes are non-polar hydrocarbons. According to the principle of 'like dissolves like',non-polar substances are insoluble in polar solvents like water. Therefore,long-chain alkanes are insoluble in water. Statement $A$ is incorrect.

Class 11 Chemistry Hydrocarbons Alkane

Medium

Which of the following statements is incorrect for alkanes?

A
Long-chain alkanes are soluble in water.
B
All alkanes have lower density than water.
C
At room temperature,some alkanes are solids,some are liquids,and some are gases.
D
Combustion of all alkanes is possible.