Download App

STD 11 - 8.1. Organic chemistry Nomenclature of organic compounds — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 8.1. Organic chemistry Nomenclature of organic compounds4 Marks
MCQ
Which is the correct $IUPAC $ name for :

$\begin{array}{*{20}{c}}
{C{H_3} - CH - C{H_2} - Br}\\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}\\
{{C_2}{H_5}\,\,\,\,\,\,\,\,\,}
\end{array}$

  • A
    $1$ -boromo- $2$ -ethylpropane
  • B
    $1$ -bromo- $2$ -ethyl- $2$ -methylethane
  • ✓
    $1$ -bromo- $2$ -methylbutane
  • D
    $2$ -methyl- $1$ -bromobutane
✓

Answer

Correct option: C.
$1$ -bromo- $2$ -methylbutane
c
Numbering should start at the substituent carbon and longest chain should be covered.

$1$- Bromo-$2$-methylbutane

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

NEET STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

The reaction is called $\begin{array}{*{20}{c}}
  {2C{H_3} - C - O{C_2}{H_5}} \\ 
  {||\,\,\,} \\ 
  {O\,\,\,} 
\end{array}$ ${\xrightarrow{{{C_2}{H_5}ONa}}}$  $\begin{array}{*{20}{c}}
  {C{H_3} - C - C{H_2} - C - O{C_2}{H_5}} \\ 
  {||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||\,\,\,\,\,\,\,} \\ 
  {O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O\,\,\,\,\,} 
\end{array}$ $ + \,{C_2}{H_5}OH$
→
Which of the following does not show geometrical isomerism ?
→
Which of the following is anhydride of perchloric acid
→
The number of electrons in the nucleus of ${C^{12}}$ is
→
When a mixture of ethanol and methanol is heated in the presence of concentrated ${H_2}S{O_4}$ the resulting organic product or products is/are
→
In electrophilic substitution reaction nitrobenzene is
→
A $6.50$ molal solution of $KOH$ $(aq.)$ has a density of $1.89\, g\, cm ^{-3}$. The molarity of the solution is .......... $mol\, dm ^{-3} .$

(Round off to the Nearest Integer).

[Atomic masses: $K : 39.0\, u ; O : 16.0 \,u ; H : 1.0\, u ]$

→
The oxidation state of chromium in the final product formed by the reaction between $KI$  and acidified potassium dichromate solution is
→
Which of the following have maximum electron gain enthalpy
→
Answer the following by appropriately matching the lists based on the information given in the paragraph $List-I$ includess starting materials and reagents of selected chemical reactions. $List-II$ gives structures of compounds that may be formed as intermediate products and/or final products from the reactions of $List-I$

($1$) Which of the following options has correct combination considering $List-I$ and $List-II$?

$(1) (III), (S), (R)$ $(2) (IV), (Q), (R)$ $(3) (III), (T), (U)$ $(4) (IV), (Q), (U)$

($2$) Which of the following options has correct combination considering $List-I$ and $List-II$?

$(1) (I), (Q), (T), (U)$ $(2) (II), (P), (S), (U)$ $(3) (II), (P), (S), (T)$ $(4) (I), (S), (Q), (R)$

Give the answer quetion ($1$) and ($2$)

→