मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Identify the compound Y in the following reaction. →273−278KNANOX2+HCl →CuX2 ClY+NX2 - Chemistry

Advertisements
Advertisements

प्रश्न

Identify the compound Y in the following reaction.

पर्याय

MCQ
Advertisements

उत्तर

Explanation:

When a primary aromatic amine, dissolved or suspended in cold aqueous mineral acid and treated with sodium nitrite, a diazonium salt is formed. When this freshly prepared diazonium salt is mixed with cuprous chloride, diazonium group is replaced by −Cl.

Then chlorobenzene is formed which is Y in this reaction.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 10: Haloalkanes and Haloarenes - Exercises [पृष्ठ १३४]

APPEARS IN

एनसीईआरटी एक्झांप्लर Chemistry [English] Class 12
पाठ 10 Haloalkanes and Haloarenes
Exercises | Q I. 3. | पृष्ठ १३४

संबंधित प्रश्‍न

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

(CH3)2CHCH(Cl)CH3


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

CH3C(Cl)(C2H5)CH2CH3


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

CH3CH = CHC(Br)(CH3)2


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

p-ClC6H4CH2CH(CH3)2


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

m-ClCH2C6H4CH2C(CH3)3


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

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


Haloalkanes contain halogen atom (s) attached to the sp3 hybridised carbon atom of an alkyl group. Identify haloalkane from the following compounds.

(i) 2-Bromopentane

(ii) Vinyl chloride (chloroethene)

(iii) 2-chloroacetophenone

(iv) Trichloromethane


Classify the following compound as a primary, secondary and tertiary halide.

2-Bromo-2-methylpropane


Match the structures of compounds given in Column I with the classes of compounds given in Column II.

  Column I Column II
(i) \[\begin{array}{cc}
\ce{CH3 - CH - CH3}\\
|\phantom{..}\\
\ce{X}\phantom{..}
\end{array}\]
(a) Aryl halide
(ii) \[\ce{CH2 = CH - CH2 - X}\] (b) Alkyl halide
(iii) (c) Vinyl halide
(iv) \[\ce{CH2 = CH - X}\] (d) Allyl halide

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


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

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


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

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


Write the structure of the following organic halogen compound.

1,4-Dibromobut-2-ene


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

\[\ce{CH3CH2C(CH3)2CH2I}\]


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

CH3CH2C(CH3)2CH2l


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

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


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

\[\ce{CH3CH2C(CH3)2CH2I}\]


Which of the following are secondary bromides?


Which is the correct IUPAC name for is______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×