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प्रश्न
Give three points to differentiate between saturated and unsaturated
hydrocarbons.
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उत्तर
| S.No. | Saturated organic comnound | Unsaturated organic comnound |
| 1. | All the four valencies of each carbon atom are satisfied by forming single covalent bonds with carbon and with hydronen atoms. | The valencies of at least two carbon atoms are not fully satisfied by the hydrogen atoms. |
| 2. | Carbon atoms are joined only by a single covalent bond | Carbon atoms are joined by double covalent bonds or by trinle covalent bonds. |
| 3. | Less reactive | More reactive |
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संबंधित प्रश्न
What is a homologous series?
Write the name and formula of the 2nd member of homologous series having general formula CnH2n – 2.
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 names of the first four members of the homologous series of
alkynes.
The general formula of Alkane is _________________
The unsaturated hydrocarbons containing a carbon-carbon double bond are called _______.
Saturated hydrocarbon : Single bond : : Unsaturated hydrocarbon : _______
As one ascends in any homologous series, physical properties change gradually.
There are different general molecular formula for all members of the homologous series.
Name the following organic compound:
The first homologue whose general formula is CnH2n.
