Advertisements
Advertisements
प्रश्न
Identify a more favourable resonance structure from the following. Justify.
उत्तर
Structure (I) will be a more favourable resonance structure as structure (II) involves the separation of opposite charges and the electronegative oxygen atom has a positive charge.
APPEARS IN
संबंधित प्रश्न
Write IUPAC names of the following.
Write the IUPAC name of the following.
Write the IUPAC name of the following.
Observe the following structures and answer the questions given below.
- \[\ce{CH3 - CH2 - CH2 - CHO}\]
\[\begin{array}{cc}\ce{CH3 - CH - CHO}\\
|\phantom{...}\\\ce{CH3}\end{array}\]
a. What is the relation between (i) and (ii)?
b. Write IUPAC name of (ii).
c. Draw the functional group isomer of (i).
Phytane is a naturally occurring alkane produced by the alga spirogyra and is a constituent of petroleum. The IUPAC name for phytane is 2,6,10,14-tetramethylhexadecane. Write a zig-zag formula for phytane. How many primary, secondary, tertiary, and quaternary carbons are present in this molecule?
Observe the following and answer the questions given below:
\[\ce{CH3 - CH3 ->[U.V. light] \overset{\bullet}{C}H3 + \overset{\bullet}{C}H3}\]
- Name the reactive intermediate produced.
- Indicate the movement of electrons by a suitable arrow to produce this intermediate.
- Comment on the stability of this intermediate produced.
An electronic displacement in a covalent bond is represented by the following notation.
A. Identify the effect
B. Is the displacement of electrons in a covalent bond temporary or permanent.
In the hydrocarbon
the state of hybridisation of carbon 1,2,3,4 and 7 are in the following sequence.
The IUPAC name of the compound \[\ce{CH3 - CH = CH - C ≡ CH}\] is ______.
The IUPAC name of \[\begin{array}{cc}
\ce{CH3}\phantom{.....................}\\
\backslash\phantom{....................}\\
\ce{CH - CH - COOH}\\/\phantom{.......}|\phantom{.............}\\
\ce{Br}\phantom{.......}\ce{CH3}\phantom{...........}\\\end{array}\] is
The structure of isobutyl group in an organic compound is
What is meant by a functional group?
Give the IUPAC names of the following compound.
\[\ce{(CH3)2 CH–CH2 –CH(CH3 )–CH(CH3)2}\]
Give the IUPAC names of the following compound.
\[\begin{array}{cc}
\ce{CH3 - CH - CH - CH3}\\
\phantom{...}|\phantom{......}|\phantom{.....}\\
\ce{CH3}\phantom{...}\ce{Br}\phantom{.}
\end{array}\]
Give the structure for the following compound.
3 – ethyl – 2 methyl – 1 – pentene
Give the structure for the following compound.
3 - methylbut -1- ene
Give the structure for the following compound.
acetaldehyde
As per IUPAC nomenclature, the name of the complex Na3[AlF6] is ____________.
\[\ce{CH3CH2OCH2CH2CH3}\] in IUPAC is known as ____________.
An organic compound on treatment with concentrated NaOH gave 2, 2-dimethylpropan-1-ol and sodium salt of 2, 2-dimethylpropanoic acid. The compound is:
IUPAC name of the following compound:
\[\begin{array}{cc}
\ce{CH3}\phantom{..}\\
|\phantom{....}\\
\ce{CH3 - C - CH2CH3}\\
|\phantom{....}\\
\ce{OH}\phantom{..}
\end{array}\]
The IUPAC name of the following compound is:
CH2 = C = CH − CH3
The IUPAC name of the following compound is:
Which one of the following reactions is expected to readily give a hydrocarbon product in good yields?
Write the structural formulae for the following name and also write the correct IUPAC names for that.
2,2,3-trimethylpentan-4-ol
