Which of the following compounds is not chiral?
1-chloro-2-methyl pentane
2-chloropentane
1-chloropentane
3-chloro-2-methyl pentane
The IUPAC name of the following compound is
3-ethyl-2-methylbutanal
2, 3-dimethylpentanal
2-ethyl-3-methylbutanal
2-ethyl-3-methylbutan-3-al
Which of the following is not a isomer of pentane?
n-pentane
2, 2-dimethyl 1-propane
2, 3-dimethyl 1-butane
2-methyl 1-butane
Which of the following compound is not aromatic?
1,3-cyclobutene
Pyridine
Furane
Thiophene
A.
1,3-cyclobutene
Among all the given options, 1, 3-cyclobutene is not an aromatic compound. Other options are aromatic compounds because they satisfy ( 4n + 2) Huckel rule.