Q3 of 33 Page 225

Write the common name and IUPAC name of the following:

i) CH3CH2CHO ii) CH3COCH3


iii)


iv) CH3COOH v) HCHO


i) CH3CH2CHO


Common name: Propionaldehyde


IUPAC name: Propanal


ii) CH3COCH3


Common name: Dimethyl ketone (acetone)


IUPAC name: Propanone


iii)


Common name: Isopropyl alcohol(or) secondary propyl alcohol


IUPAC name: 2-propanol


iv) HCHO


Common name: Formaldehyde


IUPAC name: Methanal


More from this chapter

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1

Fill the blanks in the given table using suitable formulae.

 2

Homologous series predict the properties of the members of the series. Justify this statement through its characteristics.

 4


Look at the diagram and answer the following questions:


i) What type of structure do diamond and graphite have?


ii) Why are diamonds used in cutting tools?


iii) Why is graphite used in electrical circuits?


iv) Name the force that accounts for the softness of graphite.


v) Name the precious diamond you know and give its weight in grams.


 5

CnH2n+2 is the general formula of a homologous series of hydrocarbons.

i) Is this series saturated or unsaturated?


ii) Name the series described above. Give the formula and name of the member with two carbon atoms.


iii) Draw the structural formula of the first member of this series.


iv) Define the homologous series and find the common difference between the successive members of this family.


v) Write the formula of n-butane and n-pentane.