Samacheer Kalvi solutions for Chemistry - Volume 1 and 2 [English] Class 11 TN Board chapter 11 - Fundamentals of Organic Chemistry [Latest edition]

Select the molecule which has only one π bond.

In the hydrocarbon

the state of hybridisation of carbon 1,2,3,4 and 7 are in the following sequence.

The general formula for alkadiene is ______.

Structure of the compound whose IUPAC name is 5, 6 – dimethylhept - 2 - ene is

The IUPAC name of the compound is

Which one of the following names does not fit a real name?

The IUPAC name of the compound \[\ce{CH3 - CH = CH - C ≡ CH}\] is ______.

IUPAC name of \[\begin{array}{cc}
\phantom{....}\ce{H}\phantom{...}\ce{C4H9}\\
|\phantom{....}|\\\ce{CH3 - C - C - CH3}\\
|\phantom{....}|\\\phantom{.....}\ce{C2H5}\phantom{.}\ce{CH3}\phantom{...}\end{array}\] is

The IUPAC name of   \[\begin{array}{cc}
\phantom{.}\ce{CH3}\\|\phantom{..}\\
\ce{H3C - C - CH = C(CH3)2}\\
|\phantom{..}\\\phantom{..}\ce{CH3}
\end{array}\] is

The IUPAC name of the compound\[\begin{array}{cc}\ce{CH3-CH=C-CH2-CH3}\\
|\phantom{..}\\\phantom{...............}\ce{CH2 - CH2 - CH3}\end{array}\] is

The IUPAC name of the compound \[\begin{array}{cc}\ce{CH3 - CH - COOH}\\
|\phantom{.....}\\\ce{OH}\phantom{...}
\end{array}\] 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 

The number of stereoisomers of 1, 2 – dihydroxy cyclopentane

Which of the following is optically active?

The isomer of ethanol is ______.

How many cyclic and acyclic isomers are possible for the molecular formula C₃H₆O?

Which one of the following shows functional isomerism?

are

Nitrogen detection in an organic compound is carried out by Lassaigne’s test. The blue colour formed is due to the formation of

Lassaigne’s test for the detection of nitrogen fails in ______.

Connect pair of compounds which give blue colouration/precipitate and white precipitate respectively, when their Lassaigne’s test is separately done.

Sodium nitropruside reacts with sulphide ion to give a purple colour due to the formation of ______.

An organic Compound weighing 0.15g gave on carius estimation, 0.12g of silver bromide. The percentage of bromine in the Compound will be close to ______.

A sample of 0.5 g of an organic compound was treated according to Kjeldahl’s method. The ammonia evolved was absorbed in 50mL of 0.5 M H₂SO₄ The remaining acid after neutralization by ammonia consumed 80 mL of 0.5 M NaOH. The percentage of nitrogen in the organic compound is.

In an organic compound, phosphorus is estimated as ______.

Ortho and para – nitro phenol can be separated by ______.

The purity of an organic compound is determined by ______.

A liquid which decomposes at its boiling point can be purified by ______.

Assertion: \[\begin{array}{cc}
\ce{CH - C = CH - COOH}\\|\phantom{.}\\
\phantom{........}\ce{COOC2H5}\end{array}\]

Reason: The principal functional group gets lowest number followed by double bond (or) triple bond. 

Give the general characteristics of organic compounds.

Describe the classification of organic compounds based on their structure.

Write a note on homologous series.

Identify the functional group in the following compound.

Acetaldehyde

Identify the functional group in the following compound.

Oxalic acid

Identify the functional group in the following compound.

Di methyl ether

Identify the functional group in the following compound.

Methylamine

What is meant by a functional group?

Give the general formula for the following class of organic compound.

Aliphatic monohydric alcohol

Give the general formula for the following class of organic compound.

Aliphatic ketones

Give the general formula for the following class of organic compound.

Aliphatic amines

Write the molecular formula of the first six members of homologous series of nitro – alkanes.

Write the molecular formula and possible structural formula of the first four members of homologous series of carboxylic acids.

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 IUPAC names of the following compound.

\[\ce{CH3 - O - CH3}\]

Give the IUPAC names of the following compound.

\[\begin{array}{cc}\ce{CH3 - CH2 - CH - CHO}\\
\phantom{.....}|\\\phantom{.......}\ce{OH}
\end{array}\]

Give the IUPAC names of the following compound.

\[\ce{CH2 = CH - CH = CH2}\]

Give the IUPAC names of the following compound.

\[\begin{array}{cc}\ce{CH3 - C ≡ C - CH - CH3}\\
\phantom{........}|\\\phantom{.........}\ce{Cl}
\end{array}\]

Give the IUPAC names of the following compound.

Give the IUPAC names of the following compound.

Give the IUPAC names of the following compound.

Give the IUPAC names of the following compound.

Give the IUPAC names of the following compound.

Give the IUPAC names of the following compound.

Give the IUPAC names of the following compound.

Give the IUPAC names of the following compound.

Give the IUPAC names of the following compound.

Give the structure for the following compound.

3 – ethyl – 2 methyl – 1 – pentene

Give the structure for the following compound.

1,3,5- Trimethyl cyclohex - 1 -ene

Give the structure for the following compound.

tertiary butyl iodide

Give the structure for the following compound.

3 - Chlorobutanal

Give the structure for the following compound.

3 - Chlorobutanol

Give the structure for the following compound.

2 - Chloro - 2- methyl propane

Give the structure for the following compound.

2,2-dimethyl-1-chloropropane

Give the structure for the following compound.

3 - methylbut -1- ene

Give the structure for the following compound.

Butan - 2, 2 - diol

Give the structure for the following compound.

Octane - 1,3- diene

Give the structure for the following compound.

1,3- Dimethylcyclohexane

Give the structure for the following compound.

3-Chlorobut - 1 - ene

Give the structure for the following compound.

3 - methylbutan - 2 - ol

Give the structure for the following compound.

acetaldehyde

Describe the reactions involved in the detection of nitrogen in an organic compound by Lassaigne method.

Give the principle involved in the estimation of halogen in an organic compound by Carius method.

Give a brief description of the principles of Fractional distillation.

Give a brief description of the principle of column Chromatography.

Explain paper chromatography.

Explain various types of constitutional isomerism (structural isomerism) in organic compounds.

Describe optical isomerism with a suitable example.

Describe optical isomerism with a suitable example.

Briefly explain geametrical isomerism in alkene by considering 2-butene as an example.

0.30 g of a substance gives 0.88 g of carbon dioxide and 0.54 g of water calculate the percentage of carbon and hydrogen in it.

The ammonia evolved form 0.20 g of an organic compound by Kjeldahl method neutralized 15 ml of N/20 sulphuric acid solution. Calculate the percentage of Nitrogen.

0.32 g of an organic compound, after heating with fuming nitric acid and barium nitrate crystals is a sealed tube game 0.466 g of barium sulphate. Determine the percentage of sulphur in the compound.

0.24g of an organic compound gave 0.287 g of silver chloride in the carius method. Calculate the percentage of chlorine in the compound.

In the estimation of nitrogen present in an organic compound by Dumas method 0.35 g yielded 20.7 mL of nitrogen at 15° C and 760 mm pressure. Calculate the percentage of nitrogen in the compound.