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प्रश्न
Give the dot diagram of the first member of the alcohol.
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उत्तर
Methyl alcohol (CH3OH) is the first member of alcohol. Its electron-dot structure is shown below:
\[\begin{array}{cc}
\ce{H}\phantom{...}\\
\ce{H^\bullet_\bullet\overset{\bullet\bullet}{\underset{\bullet\bullet}{C}}^\bullet_\bullet\overset{\bullet\bullet}{\underset{\bullet\bullet}{O}}^\bullet_\bullet H}\\
\ce{H}\phantom{...}
\end{array}\]
संबंधित प्रश्न
What is a homologous series?
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
Write the molecular formula of the 2nd and 3rd member of the homologous series where the first member is ethyne.
Define a homologous series. Give the name and structural formula of one homologue of the following:
CH3OH
The number of carbon atoms present in the molecule of fifth member of the homologous series of alkynes is:
(a) four
(b) five
(c) six
(d) seven
An organic compound having the molecular formula C3H6O can exist in the form of two isomers A and B having different functional groups. The isomer A is a liquid which is used as a solvent for nail polish. The isomer B is also a liquid. An aqueous solution of one of the lower homologues of B is used for preserving biological specimens in the laboratory
(a) What is compound A?
(b) Write the electron-dot structure of A.
(c) What is compound B?
(d) Write the electron-dot structure of B.
(e) Name the lower homologue of compound B which is used in preserving biological specimens.
Complete the correlation:
Alkene : C = C :: Alkyne: _______.
Which of the following does not belong to the same homologous series?
Name the following organic compound:
The first homologue whose general formula is CnH2n.
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.
