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(a) What is a homologous series ? Explai...

(a) What is a homologous series ? Explain with an example.
(b) State two characteristics of a homologous series .
(c ) The molecular formula of an organic compound fis `C_(18)H_(36)` .Name its homologous series
(d) Select the hydrocarbons which belong to the same homologous series . Give the name of each series
`CH_(4),C_(2)H_(2),C_(2)H_(4),C_(2)H_(6),C_(4)H_(10),C_(3)H_(4),C_(3)H_(6)`

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The correct Answer is:
(c )"Alkene ,(d) Alkanes:"`CH_(4),C_(2)H_(6),C_(4)H_(10);"alknes" :C_(2)H_(4),C_(3)H_(6);"Alkynes:"C_(2)H_(2),C_(3)H_(4)`
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LAKHMIR SINGH & MANJIT KAUR-CARBON AND ITS COMPOUNDS-Exercise
  1. (a) Which functional group do you think can be presetn in an organic ...

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  2. (a) What is the molecular formula and structure of the alchol which ca...

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  3. (a) What is a homologous series ? Explain with an example. (b) State...

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  4. (a) What is meant by a functional group? Explain with an example (b)...

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  5. (a) What happens when carbon burns in air ? Write the chemical equatio...

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  6. The molecular formula of a homologue of butane is :

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  7. One of the following molecular formula can represent two organic compo...

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  8. The number of carbon atoms present in the molecule of fifth member of ...

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  9. One of the following burns without producing a flame. This is :

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  10. The functional group which always occurs in the middle of a carbon cha...

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  11. The molecular formulae of some organic compounds are given below. Whic...

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  12. The organic compounds which are isomeric with one another are:

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  13. The fuel which usually burns with a blue flame is:

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  14. Which of the following burns by producing a yellow luminous flame ?

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  15. The molecular formula of an organic compound is C(48)H(94). This compo...

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  16. One of the following molecular formulae represents a ketone .This form...

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  17. Which one of the following is not a fossil fuel ?

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  18. Butanone is a four-carbon compound with the functional group

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  19. The molecular formula of the third member of the homologous series of ...

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  20. The functional group present in propanal is :

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