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प्रश्न
Define Homologous series.
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उत्तर
A series of compounds with similar chemical properties, in which members differ from one another by an additional CH2 group, is called a homologous series.
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संबंधित प्रश्न
Write the next homologue of the following: C2H4
Write the next homologue of the following: C4H6
Write the molecular formula of first two members of homologous series having functional group – OH
The following vegetables are kept in a basket :
Potato, Tomato, Radish, Brinjal, Carrot, Bottle-gourd
Which two of these vegetables correctly represent the homologous structures?
(A) Carrot and Tomato
(B) Potato and Brinjal
(C) Radish and Carrot
(D) Radish and Bottle-gourd
Define a homologous series. Give the name and structural formula of one homologue of the following:
CH3OH
The molecular formula of a homologue of butane is:
(a) C4H8
(b) C3H6
(c) C4H6
(d) C3H8
Give the dot diagram of the first member of the alcohol.
Give the structure of the second member of the alcohol group.
What is homologous series ?
Give three points to differentiate between saturated and unsaturated
hydrocarbons.
The phenomenon in which compounds having different structural formulae have the same molecular formula is called _______.
As one ascends in any homologous series, physical properties change gradually.
There are different general molecular formula for all members of the homologous series.
Write a short note.
Homologous series
Which of the following pairs can be the successive members of a homologous series?
Write the chemical formula of two consecutive homologous of organic compounds having functional group - OH.
What happens to the (i) boiling point and (ii) solubility of organic compounds of a homologous series as the molecular mass increases?
Consider the carbon compounds having following molecular formula:
(i) C3H6 (ii) C3H8 (iii) C4H6 (iv) C6H6 (v) C6H12
- State the number of double covalent bonds present in C3H6.
- Write the formula of first member of the homologous series to which the carbon compound C4H6 belongs.
- Which one of the above compounds forms a ring structure of carbon atoms?
- Identify, which of the above compounds, is a member of alkane series.
Name and draw the electron dot structure of first homologue of alkynes series.
