Branching of Compounds

Q. Specify the number of carbon atoms present in parent chain in the following compound.

1. 6

Q.

The next homologue of ethyne is ___.

Q.

Write the IUPAC name of ${\mathrm{CH}}_3{\mathrm{CH}}_2\mathrm{COOH}$.

Q.

The IUPAC name of the ${\mathrm{CCl}}_4$ is-

Q.

To which homologous series, Ethanol belongs to?

Q.

Explain the physical nature of carbon and its compounds.

Q.

The IUPAC name of

1. 3-(Formylmethyl)hexane-1, 6-dial

2. 2-(Formylmethyl)butane-1, 4-dicarbaldehyde

3. None of the above

4. 2-(Formylmethyl)butane-1, 4-tricarbaldehyde

Q.

What is the count of carbons in a alkane chain having 20 hydrogen atoms.

1. 9

2. 8

3. 12

4. 10

Q.

In which of the following conjugated double bond is present?

1. (A) 1, 2−Butadiene

2. (B) 1, 3−Butadiene

3. (C) 1, 3−Pentadience

4. (D) Both (B) and (C)

Q. A molecule of propane is made up of ________ covalent bonds.

1. six
2. eight
3. nine
4. ten

Q. The number of six-membered carbon rings in the structure of Buckminsterfullerene $(i.e.C_{60})$ is_______.

Q.

How many covalent bonds does $C_3{H}_8$ has?

1. 8

2. 3

3. 2

4. 10

Q. Specify the number of carbon atoms present in parent chain in the following compound.

1. 6

Q. The general chemical formula of alkanes is:

1. $C_n{H}_{4n}$
2. $C_n{H}_{2n+2}$
3. $C_n{H}_{2n}$
4. $C_n{H}_{2n-2}$

Q.

Find the total number of covalent bonds in propane.

1. 9

2. 8

3. 10

4. 6

Q.

Which of the below is/are isomers of n-nonane $C_9{H}_{20}$?

1. $C{H}_3-C{H}_2-C{H}_2-\underset{C{H}_3}{\underset{|}{C}H}-\underset{C{H}_3}{\underset{|}{C}H}-C{H}_2-\stackrel{C{H}_3}{\stackrel{|}{C}H}-C{H}_3$

2. $C{H}_3-C{H}_2-C{H}_2-\underset{C{H}_3}{\underset{|}{C}H}-C{H}_2-\stackrel{C{H}_3}{\stackrel{|}{C}H}-C{H}_3$

3. None of the above

4. $C{H}_3-\underset{C{H}_3}{\underset{|}{C}H}-C{H}_2-C{H}_3-\underset{C{H}_3}{\underset{|}{C}H}-C{H}_2-\stackrel{C{H}_3}{\stackrel{|}{C}H}$

Q. What are the peculiarities of the series $C{H}_4$, $C_2{H}_6$, $C_3{H}_8$, $C_4{H}_{10}$_____etc? Write the general formula of these compounds.

Q.
The IUPAC name of the given compound is .

1. $2-methyl-5-ethylheptane$
2. $5-ethyl-2-methylheptane$
3. $3-methyl-6-ethylheptane$

Q.
The IUPAC name of the given cmpound is .

1. $3,4-diethyl-4-methyloctane$
2. $5,6-diethyl-5-methyloctane$
3. $3,4-methyl-4-ethyloctane$

Q. The IUPAC name of the compound H3C−CH|C2H5−CH|C2H5−CH3 is .

1. 2, 3-diethylbutane
2. 3, 4-dimethylhexane
3. 2, 3-methylpentane

Q. Match each of the given compounds with their corresponding number of branches.

1. zero
2. one
3. three

Q. The types of bonds present in $CuS{O}_4.5H_{2}O$ are only

1. Electrovalent and covalent
2. Electrovalent and coordinate covalent
3. Electrovalent, covalent, and coordinate covalent
4. Covalent and coordinate covalent

Q.
The IUPAC name of the given cmpound is .

1. $3,4-diethyl-4-methyloctane$
2. $5,6-diethyl-5-methyloctane$
3. $3,4-methyl-4-ethyloctane$

Q.

How many covalent bonds does $C_3{H}_8$ has?

1. 8

2. 3

3. 2

4. 10

Q. The IUPAC name of the given compound is .

1. $2,2,3-trimethylbutane$
2. $2,3,3-trimethylbutane$
3. $1,1,2,2-tetramethylpropane$

Q.

What is the count of carbons in a alkane chain having 20 hydrogen atoms.

1. 9

2. 8

3. 10

4. 12

Q. The minimum number of carbon atoms in a molecule should be 4 inorder to form a branched hydrocarbon.

1. False
2. True

Q. Silicones are used as:

1. greases
2. water proof fabrics
3. electrical insulators
4. pesticides

Q. Match each of the given compounds with their corresponding number of branches.

1. zero
2. one
3. three

Q. Match each of the given compounds with their corresponding number of branches.

1. zero
2. one
3. three