मराठी
महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

Primary and Secondary Nitroalcanes Containing α - H Atom Show Property of

Advertisements
Advertisements

प्रश्न

Primary and secondary nitroalcanes containing α - H atom show property of -

  1. chain isomerism
  2. tautomerism
  3. optical isomerism
  4. geometrical isomerism
Advertisements

उत्तर

(b) Tautomerism
Primary and secondary nitroalkanes containing α-hydrogen atoms show tautomerism. Here, the isomers are obtained by 1,3-migration of a proton from one polyvalent atom to the other within the same molecule.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
2014-2015 (March)

APPEARS IN

संबंधित प्रश्‍न

How are 1 - nitropropane, 2-nitropropane and 2-methyl 2- nitropropane are distinguished from each other using nitrous acid?


What is the action of nitrous acid on primary nitroalkane?

 


Distinguish between the following pairs of compounds: Aniline and N-methylaniline

 


Describe a method for the identification of primary, secondary and tertiary amines. Also write chemical equations of the reactions involved.


Give a plausible explanation for the following:

Why do primary amines have higher boiling points than tertiary amines?


When primary amine reacts with CHCl3 in alcoholic KOH, the product is _______.

(A) aldehyde

(B) alcohol

(C) cyanide

(D) an isocyanide


What is the action of Benzene Sulphonyl Chloride on primary, secondary and tertiary
amines?


What is the action of nitrous acid on secondary nitroalkane?


 Describe Hinsberg method for the identification of primary, secondary and tertiary amines. Also write the chemical equations of the reactions involved.


Primary, secondary and tertiary amines may be separated by using ______.


Identify the compound that will react with Hinsberg’s reagent to give a solid which dissolves in alkali.


Compound A is converted to B on reaction with CHCl3 and KOH. The compound B is toxic and can be decomposed by C. A, B and C respectively are ______.


Isocyanide reaction involves the intermediate formation of ______.


The presence of primary amines can be confirmed by ______.


A compound 'X' on treatment with Br2/NaOH, provided C3H9N, which gives positive carbylamine test. Compound 'X' is ______.


Give reasons:

(CH3)2NH is more basic than (CH3)3N in an aqueous solution.


In the reaction \[\ce{C6H5NH2 + CHCl3 + 3KOH -> A + 3B + 3C}\] the product A is:


Carbylamine test is the distinguishing test for ______.


Among dimethylamine (pKb = 3.27) and diethylamine (pKb = 3.0), which one is more basic?


Given below are certain cations. Using inorganic qualitative analysis, arrange them in increasing group number from 0 to VI.

  1. Al3+
  2. Cu2+
  3. Ba2+
  4. Co2+
  5. Mg2+

Choose the correct answer from the options given below:


Which of the following reactions will not give a primary amine as the product?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×