Organic Chemist...

In which of the following, functional group isomerism is not possible?

The fragrance of flowers is due to the presence of some steam volatile organic compounds called essential oils. These are generally insoluble in water at room temperature but are miscible with water vapour in vapour phase. A suitable method for the extraction of these oils from the flowers is:

During hearing of a court case, the judge suspected that some changes in the documents had been carried out. He asked the forensic department to check the ink used at two different places. According to you which technique can give the best results?

The principle involved in paper chromatography is

In which of the following compounds the carbon marked with asterisk is expected to have greatest partial positive charge?

C₄H₁₀O represents methoxypropane (CH₃OC₃H₇) and ethoxyethane (C₂H₅O C₂H₅)

The order of decreasing priority for some functional groups in the naming of an organic compound is:

Select the nucleophile(s) among the following molecules/ions
HS^- , BF_{3 ,}C₂H₅O^- , (CH₃)₃N: , Cl⁺ ,CH₃C⁺ =O ,H₂N^-: ,NO₂^{​​​​+}