15. M/J 2018/P11/Q36
Which formula represents an alkane?
A C31H33 B C31H60 C C31H62 D C31H64
Answer: D
Explaination
Alkanes are saturated HC and the general formula for all alkane compound is same i.e: CnH2n+2. By using this formula we can get the correct molecule belongs to alkane family.
Hence option D: C31H64 is an alkane molecule as they fit in alkane general formula having same number of atoms as in molecular formula.
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