Organic Chemistry Questions

The increasing order of stability of the following free radicals is:

The electrophile involved in this reaction is:

The alkene formed as a major product in the elimination reaction of a quaternary ammonium hydroxide (Hofmann elimination) is:[Image showing N-ethyl-N,N-dimethylbutan-1-aminium hydroxide heated]

The structure of the compound that gives a tribromo derivative on treatment with bromine water is:

Increasing order of stability among the three main conformations (i.e. Eclipse, Anti, Gauche) of 2-fluoroethanol is:

Reaction of trans-2-phenyl-1-bromocyclopentane with alcoholic $\text{KOH}$ produces:

The structure of the major product formed in the following reaction is:

The correct order of increasing acid strength of the compounds:(a) ${\text{CH}}_3{\text{CO}}_2\text{H}$ (b) ${\text{MeOCH}}_2{\text{CO}}_2\text{H}$ (c) ${\text{CF}}_3{\text{CO}}_2\text{H}$ (d) ${\text{Me}}_2{\text{CHCO}}_2\text{H}$ (Isopropyl acetic acid)

Fluorobenzene (${\text{C}}_6{\text{H}}_5\text{F}$) can be synthesized in the laboratory:

$\text{HBr}$ reacts with ${\text{CH}}_2=\text{CH}-{\text{OCH}}_3$ under anhydrous conditions at room temperature to give:

Among the following, the one that gives positive iodoform test upon reaction with ${\text{I}}_2$ and $\text{NaOH}$ is:

The pyrimidine bases present in $\text{DNA}$ are:

${\text{CH}}_3\text{Br}+{\text{Nu}}^{-}\to {\text{CH}}_3\text{Nu}+{\text{Br}}^{-}$. The decreasing order of the rate of the above reaction with nucleophiles (${\text{Nu}}^{-}$) A to D is:$[{\text{Nu}}^{-}={\text{(A) PhO}}^{-},{\text{(B) AcO}}^{-},{\text{(C) HO}}^{-},{\text{(D) CH}}_3{\text{O}}^{-}]$

Phenyl magnesium bromide reacts with methanol to give:

The term anomers of glucose refers to:

The increasing order of the rate of $\text{HCN}$ addition to compounds A – D is:(A) $\text{HCHO}$ (B) ${\text{CH}}_3{\text{COCH}}_3$ (C) ${\text{PhCOCH}}_3$ (D) $\text{PhCOPh}$

The IUPAC name of the compound shown below is: