English

The Molecular Formula of a Homologue of Butane Is: (A) C4h8 (B) C3h6 (C) C4h6 (D) C3h8

Advertisements
Advertisements

Question

The molecular formula of a homologue of butane is:
(a) C4H8
(b) C3H6
(c) C4H6
(d) C3H8

Advertisements

Solution

C3H8

C3H8  is the molecular formula of a homologue of butane as it satisfies the general formula CnH2n+2 of the alkane series.

shaalaa.com
  Is there an error in this question or solution?
Chapter 4: Carbon And Its Compounds - Exercise 2 [Page 242]

APPEARS IN

Lakhmir Singh Chemistry [English] Class 10
Chapter 4 Carbon And Its Compounds
Exercise 2 | Q 41 | Page 242

Video TutorialsVIEW ALL [2]

RELATED QUESTIONS

State any four characteristics of a homologous series


Write the molecular formula of two consecutive members of homologous series of aldehydes. State which part of these compounds determines their

  1. physical and 
  2. chemical properties

What is the difference between two consecutive homologues:
(1) in terms of molecular mass?
(2) in terms of number and kind of atoms per molecule?


Write the molecular formula of the third member of the homologous series of carbon compounds with general formula CnHO2n+1OH.


What is a homologous series? Explain with an example.


The number of carbon atoms present in the molecule of fifth member of the homologous series of alkynes is:

(a) four
(b) five
(c) six
(d) seven


Propane and ethane are ______.


Succeeding members of a homologous series differ by ______.


What is homologous series ?


Write the molecular formula of the first two members of the homologous series having functional group  .

 


Define homologous series of organic compounds. List its two characteristics. Write the name and formula of the first member of the series of alkenes.


Write names of first four homologous series of alcohols.


Give three points to differentiate between saturated and unsaturated
hydrocarbons.


Haloalkanes react with alkalies to produce alcohol. Give the equation for the preparation of the second member of the homologous series of alcohol. State under what condition the reaction occurs.


Assertion (A): In a homologous series of alcohols, the formula for the second member is C2H5OH and the third member is C3H7OH.
Reason (R): The difference between the molecular masses of the two consecutive members of a homologous series is 144.


The general molecular formula for the homologous series of alkynes is _______.


Successive members of a homologous series vary by how many atomic mass unit?


A carbon compound ‘A’ having melting point 156K and boiling point 351K, with molecular formula C2H6O is soluble in water in all proportions.

  1. Identify ‘A’ and draw its electron dot structure.
  2. Give the molecular formulae of any two homologues of ‘A’.

Consider the carbon compounds having following molecular formula:

(i) C3H6 (ii) C3H8 (iii) C4H6 (iv) C6H6 (v) C6H12

  1. State the number of double covalent bonds present in C3H6.
  2. Write the formula of first member of the homologous series to which the carbon compound C4H6 belongs.
  3. Which one of the above compounds forms a ring structure of carbon atoms?
  4. Identify, which of the above compounds, is a member of alkane series.

Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×