English
Karnataka Board PUCPUC Science 2nd PUC Class 12

Which is the correct IUPAC name for CHX3−CH−CHX2−Br|.......CX2HX5....? - Chemistry

Advertisements
Advertisements

Question

Which is the correct IUPAC name for \[\begin{array}{cc}
\ce{CH3 - CH - CH2 - Br}\\
\phantom{}|\phantom{.......}\\
\phantom{}\ce{C2H5}\phantom{....}
\end{array}\]?

Options

  • 1-Bromo-2-ethylpropane

  • 1-Bromo-2-ethyl-2-methylethane

  • 1-Bromo-2-methylbutane

  • 2-Methyl-1-bromobutane

MCQ
Advertisements

Solution

1-Bromo-2-methylbutane

Explanation:

The correct IUPAC name of the given compound is

   1-Bromo-2-methylbutane

shaalaa.com
  Is there an error in this question or solution?
Chapter 10: Haloalkanes and Haloarenes - Exercises [Page 137]

APPEARS IN

NCERT Exemplar Chemistry [English] Class 12
Chapter 10 Haloalkanes and Haloarenes
Exercises | Q I. 18. | Page 137

RELATED QUESTIONS

Draw the structure of major monohalo products in the following reaction:


Draw the structures of major monohalo products in each of the following reaction:


Name the following halide according to the IUPAC system and classify it as an alkyl, allyl, benzoyl (primary, secondary, tertiary), vinyl or aryl halide:

o-Br-C6H4CH(CH3)CH2CH3


In which of the following molecules carbon atom marked with asterisk (*) is asymmetric?

(a) \[\begin{array}{cc}
\ce{H}\\
|\\
\phantom{.}\ce{C^*}\phantom{}\\
\phantom{}/\phantom{..}|\phantom{..}\backslash\phantom{}\\
\phantom{.}\ce{I}\phantom{...}\ce{Br}\phantom{..}\ce{Cl}
\end{array}\]

(b) \[\begin{array}{cc}
\ce{D}\\
|\\
\phantom{.}\ce{C^*}\phantom{}\\
\phantom{}/\phantom{..}|\phantom{..}\backslash\phantom{}\\
\phantom{.}\ce{I}\phantom{...}\ce{Br}\phantom{..}\ce{Cl}
\end{array}\]

(c) \[\begin{array}{cc}
\ce{H}\\
|\\
\phantom{.}\ce{C^*}\phantom{}\\
\phantom{}/\phantom{..}|\phantom{..}\backslash\phantom{}\\
\phantom{..}\ce{OH}\phantom{..}\ce{C2H5}\phantom{}\ce{CH3}
\end{array}\]

(d) \[\begin{array}{cc}
\ce{H}\\
|\\
\phantom{.}\ce{C^*}\phantom{}\\
\phantom{}/\phantom{..}|\phantom{..}\backslash\phantom{}\\
\phantom{..}\ce{H}\phantom{...}\ce{C2H5}\phantom{}\ce{CH3}
\end{array}\]


Which of the following structures is enantiomeric with the molecule (A) given below:


Which of the carbon atoms present in the molecule given below are asymmetric?

\[\begin{array}{cc}
\phantom{}\ce{HO}\phantom{.....}\ce{OH}\phantom{..}\ce{H}\phantom{.....}\ce{O}\phantom{..}\\
\phantom{..}\backslash\phantom{.....}|\phantom{....}|\phantom{.....}//\phantom{.}\\
\ce{\overset{a}{C} - \overset{b}{C} - \overset{c}{C} - \overset{d}{C}}\\
\phantom{..}//\phantom{.....}|\phantom{....}|\phantom{....}\phantom{.}\backslash\phantom{...}\\
\phantom{}\ce{O}\phantom{......}\ce{H}\phantom{...}\ce{OH}\phantom{...}\ce{H}\phantom{}\\
\end{array}\]


Two isomers (A) and (B) with molar mass 184 g/mol and elemental composition C 52.2%; H 4.9% and Br 42.9% gave benzoic acid and p-bromobenzoic acid, respectively on oxidation with KMnO4. Isomer ‘A’ is optically active and gives a pale yellow precipitate when warmed with alcoholic AgNO3. Isomer ‘A’ and ‘B’ are, respectively:


Which of the following belongs to the class of vinyl halides?


Name the following halide according to IUPAC system and classify it as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halide:

\[\ce{CH2CH2C(CH3)2CH2I}\]


Name the following halides according to IUPAC system and classify them as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halides:

\[\ce{CH3CH2 C(CH3)2CH2I}\]


Name the following halide according to IUPAC system and classify them as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halide:

\[\ce{CH3C(C2H5)2CH2Br}\]


Name the following halide according to the IUPAC system and classify it as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halide:

CH3C(Cl)(C2H5)CH2CH3


Name the following halide according to the IUPAC system and classify it as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl, or aryl halide:

\[\ce{CH3C(C2H5)2CH2Br}\]


Name the following halide according to IUPAC system and classify them as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halides:

\[\ce{CH3C(Cl)(C2H5)CH2CH3}\]


Name the following halides according to IUPAC system and classify them as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halides:

\[\ce{CH3C(C2H5)2CH2Br}\]


Give the IUPAC name of the compound.

\[\ce{CICH2 C ≡ CCH2 Br}\]


Name the following halide according to IUPAC system and classify as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halide:  

\[\ce{CH3CH2C(CH3)2CH2I}\] 


Name the following halide according to IUPAC system and classify as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halides: 

\[\ce{CH3C(C2H5)2CH2Br}\]


Draw the structure of major monohalo products in the following reaction:


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×