Advertisements
Advertisements
Question
Give the names of the first four members of the homologous series of
alkynes.
Advertisements
Solution
First four members of the homologus series of alkynes are:
• Ethyne
• Propyne
• Butyne
• Pentyne
APPEARS IN
RELATED QUESTIONS
Write the name and formula of the 2nd member of homologous series having general formula CnH2n – 2.
The following vegetables are kept in a basket :
Potato, Tomato, Radish, Brinjal, Carrot, Bottle-gourd
Which two of these vegetables correctly represent the homologous structures?
(A) Carrot and Tomato
(B) Potato and Brinjal
(C) Radish and Carrot
(D) Radish and Bottle-gourd
Write the molecular formula of the 2nd and 3rd member of the homologous series where the first member is ethyne.
Give the structural formula for 1, 2-dichloroethane
Succeeding members of a homologous series differ by ______.
Distinguish between homologous organs and analogous organs. In which category would you place wings of a bird and wings of a bat? Justify your answer giving a suitable reason.
What is the difference in the molecular formula of any two adjacent homologues:
(i) In terms of molecular mass
(ii) In terms of number and kind of atoms per molecule?
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.
Name the third homologue of aldehydes.
