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प्रश्न
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?
उत्तर
The difference in the molecular formula of any two adjacent homologues is
(i) It differs by 14 a.m.u in terms of molecular mass.
(ii) It differs by three atoms. The kind of atoms it differs is one carbon and two hydrogens.
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संबंधित प्रश्न
Write the molecular formula of first two members of homologous series having functional group – OH
Define a homologous series. Give the name and structural formula of one homologue of the following:
CH3OH
A colourless organic liquid X of molecular formula C2H4O2 turns blue litmus to red. Another colourless organic liquid Y of molecular formula C3H6O has no action on any litmus but it is used as a nail polish remover. A yet another colourless organic liquid Z of molecular formula C2H6O has also no action on litmus but it is used in tincture of iodine.
(a) Name the liquid X. To which homologous series does it belong? Give the name of another member of this homologous series.
(b) Name the liquid Y. To which homologous series does it belong? Write the name of another member of this homologous series.
(c) Can you name an organic compound having the same molecular formula as liquid Y but which belongs to a different homologous series? What is this homologous series?
(d) Name the liquid Z. To which homologous series does it belong? Write the name of another member of this homologous series.
Give the abbreviated formula of the third member of the alcohol.
Give the structure of the second member of the alcohol group
Write names of first four homologous series of alcohols.
What is a homologous series?
As one ascends in any homologous series, physical properties change gradually.
Which of the following does not belong to the same homologous series?
Name the third homologue of aldehydes.
