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What is homologous series?

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प्रश्न

What is homologous series?

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उत्तर

A homologous series is a group of organic compounds having similar structures and similar chemical properties.

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पाठ 12: Organic Chemistry: Organic Compounds - Exercises [पृष्ठ २६१]

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फ्रँक Chemistry Part 2 [English] Class 10 ICSE
पाठ 12 Organic Chemistry: Organic Compounds
Exercises | Q 17. (a) | पृष्ठ २६१

संबंधित प्रश्‍न

Name an organic compound which is poisonous and contains OH group.


What are carboxylic acids?


Write the IUPAC name of the foloowing: 

CH3CH2Ch= CHCH3


Write the composition of the following:

 Methylated spirit


Ethanol can be converted into ethene which can be changed into ethane. Choose the correct word or phrase from the options to complete the following sentence.

The catalyst used in the conversion of ethene to ethane is commonly ______.


Ethylene forms and addition product with chlorine. name this addition product and write its structural formula.


The organic compound mixed with ethanol to make it spurious is ______.


Identify the gas evolved when sodium propionate is heated with sodalime


Name the compound prepared by the following reaction:

\[\ce{CO + 2H2 (Zinc oxide catalyst) ->}\]


The structures of six organic compounds are shown:

A

\[\begin{array}{cc}
\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\
|\phantom{....}|\phantom{....}|\phantom{....}|\\
\ce{H - C - C = C - C - H}\\
|\phantom{.............}|\\
\ce{H}\phantom{............}\ce{H}
\end{array}\]

B

\[\begin{array}{cc}
\phantom{.......}\ce{H}\phantom{.....}\ce{O}\\
\phantom{.......}|\phantom{.....}//\\
\ce{H - C - C}\\
\phantom{......}|\phantom{.....}\backslash\\
\phantom{...........}\ce{H}\phantom{.....}\ce{O - H}
\end{array}\]

C

\[\begin{array}{cc}
\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\
|\phantom{....}|\phantom{....}|\phantom{....}|\\
\ce{H - C - C - C - C - H}\\
|\phantom{....}|\phantom{....}|\phantom{....}|\\
\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}
\end{array}\]

D

\[\begin{array}{cc}
\ce{H}\phantom{...}\ce{H}\\
|\phantom{....}|\\
\ce{H - C - C - H}\\
|\phantom{....}|\\
\ce{H}\phantom{...}\ce{O}\\
\phantom{.......}\backslash\\
\phantom{.........}\ce{H}
\end{array}\]

E

\[\begin{array}{cc}
\ce{H}\\
|\\
\ce{H - C - H}\\
\ce{H}\phantom{....}\phantom{....}\ce{H}\\
|\phantom{....}|\phantom{....}|\\
\ce{H - C - C - C - H}\\
|\phantom{....}|\phantom{....}|\\
\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}
\end{array}\]

F

\[\begin{array}{cc}
\ce{H}\phantom{...}\ce{H}\\
|\phantom{....}|\\
\ce{C = C}\\
|\phantom{....}|\\
\ce{H}\phantom{...}\ce{H}
\end{array}\]

  1. Identify two of the compounds that are members of the same homologous series but are not isomers.
  2. Which two compounds are isomers of each other?
  3. F can be prepared from D. Give a chemical equation for the reaction.

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