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Question
Find the odd one out and give its explanation.
Options
Butane
Methane
Benzene
Ozone
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Solution
Ozone
Explanation-
Ozone is inorganic while others are organic compounds.
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RELATED QUESTIONS
State any four characteristics of a homologous series
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
Complete the following table which relates to the homologous series of hydrocarbons.
| General formula | IUPAC name of the homologous series | Characteristic bond type | IUPAC name of the first member of the series |
| CnH2n−2 | (A) ______ | (B) ______ | (C) ______ |
| CnH2n+2 | (B) ______ | (E) ______ | (F) ______ |
What is the difference between two consecutive homologues:
(i) in terms of molecular mass?
(ii) in terms of number and kind of atoms per molecule?
Give the molecular formula of one homologue of the following:
C2H6
Write the names and formulae for the first three members of the homologous series of chloroalkanes.
What is a homologous series? Explain with an example.
The molecular formula of an organic compound is C18H36. Name its homologous series.
The molecular formula of the third member of the homologous series of ketones is:
(a) C4H8O
(b) C3H6O
(c) C5H10O
(d) C6H12O
Give the dot diagram of the first member of the alcohol.
What is the difference in the molecular formula of any two adjacent homologues in terms of molecular mass?
What is a homologous series?
Complete the correlation:
Alkene : C = C :: Alkyne: _______.
Complete the following table for homologous series of alcohols.
| Name | Molecular formula | Condensed structural formula | Number of carbon atom | Number of -CH2- units | Boiling point °C |
| Methanol | CH4O | CH3-OH | 1 | 1 | 63 |
| Ethanol | C2H6O | CH3–CH2-OH | 2 | 2 | 78 |
| Propanol | C3H8O | CH3–CH2–CH2-OH | ______ | ______ | 97 |
| Butanol | C4H10O | CH3–CH2–CH2–CH2–OH | ______ | ______ | 118 |
Which of the following does not belong to the same homologous series?
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.
