Hydrocarbons · Chemistry · MHT CET
MCQ (Single Correct Answer)
Which of the following is a Fittig reaction?
Identify the product formed in the following reaction.
$$ \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{MgBr} \xrightarrow[\text { ii) dil. HCl }]{\text { i) Dry ice/ dry ether }} \text { Product } $$
Which of the following reagents is used to convert $\mathrm{C} \equiv \mathrm{C}$ triple bond to $\mathrm{C}=\mathrm{C}$ double bond to give Cis isomer of alkene?
What is the difference in molar mass of Undecane and Dodecane?
$$ \text { Identify ' } A \text { ' in the following reaction. } $$
A $\xrightarrow{\text { Lithium amide }}$ Ethynyl lithium $\xrightarrow{\text { Bromoethane }}$ But - 1 - yne
When 2-methylbut-2-ene is treated with hydrogen chloride, the major product formed is
Which of the following is NOT obtained when mixture of methyl bromide and ethyl bromide is treated with sodium metal in presence of dry ether?
Which of the following alkenes, on oxidation by $\mathrm{KMnO}_4$ in dil. $\mathrm{H}_2 \mathrm{SO}_4$ forms adipic acid?
Identify the alkyne formed by reaction of calcium carbide with water?
What is the difference in molar masses of third and fourth homologues of alkane series?
Identify product ' B ' in the following sequence of reactions.
$$ \text { 1,2-Dibromoethane } \xrightarrow[\text { alcohol }]{\mathrm{KOH}} A \xrightarrow{\text { sodamide }} B $$
Identify the product ' Z ' in the following series of reactions.
The reaction of aryl halide with sodium metal in dry ether to give biphenyl is known as
What is the molar mass of third homologue of alkane series?
What is the difference in molar masses of Undecane and Decane?
The reaction of bromobenzene with bromomethane and sodium metal in dry ether to give toluene is
Hydroboration-oxidation of but-1-ene forms
Identify the name of reaction of aryl halide with alkyl halide and sodium metal in dry ether to give substituted aromatic compounds.
Identify the product when ethylbenzene reacts with dil nitric acid.
What is the total number of moles of ' C ' atoms and ' H ' atoms respectively present in following n mole molecule?
Which of the following compounds is formed as major product in the following reaction.
2-Methylbut-2-ene $\xrightarrow[\text { Peroxide }]{\mathrm{HBr}}$ Product
Which from the following reaction is a Fittig reaction?
Which of the following compounds has highest boiling point?
Identify the name of reaction for aryl halide with alkyl halide and sodium metal in dry ether to give substituted aromatic compounds.
Propene on hydroboration followed by oxidation with alkaline peroxide forms.
The reaction of propane with bromine in presence of UV light predominantly forms
$$ \text { Identify the bond line formula of Neopentane. } $$
Identify the product ' B ' in the following reaction sequence.
$$\text { Alkyl halide } \xrightarrow[\text { Dry ether }]{\mathrm{Mg}} \mathrm{~A} \xrightarrow{\mathrm{NH}_3} \mathrm{~B}$$
What is molecular formula of undecane?
What is the product of Hydroborationoxidation of but-1-ene?
Identify the product obtained when alkenes react with cold and dilute alkaline potassium permanganate.
The correct stability order of alkyl substituted alkenes is
Which among the following is NOT a feature of $\mathrm{S}_{\mathrm{N}} 2$ mechanism?
What is the numerical difference in molar masses of second and third member of a homologous series?
Identify alkadiene molecule from following.
Identify the reagent R used in following conversion?
tert-butyl bromide $\xrightarrow{\mathrm{R}}$ Isobutylene
Identify the correct stability order of following alkenes.
I) $\left(\mathrm{CH}_3\right)_2 \mathrm{C}=\mathrm{C}\left(\mathrm{CH}_3\right)_2$
II) $\left(\mathrm{CH}_3\right)_2 \mathrm{C}=\mathrm{CH}_2$
III) $\left(\mathrm{CH}_3\right)_2 \mathrm{C}=\mathrm{CHCH}_3$
Identify the product of ozonolysis of but-2-ene from following:
Identify the product ' B ' in the following reaction sequence.
$$\mathrm{C}_2 \mathrm{H}_5-\mathrm{Br} \xrightarrow[\text { Dry ether }]{\mathrm{Mg}} \mathrm{~A} \xrightarrow{\mathrm{CH}_3 \mathrm{OH}} \mathrm{~B}$$
Identify the major product ( $99 \%$ ) formed when $\left(\mathrm{CH}_3\right)_3 \mathrm{CH}$ is treated with $\mathrm{Br}_2$ in UV light.
Which of the following is NOT obtained when a mixture of methyl bromide and ethyl bromide is treated with sodium metal in presence of dry ether?
Which from following alkyl substituted alkenes is most stable?
What is the molar mass of product hydrocarbon when 2 moles of methyl bromide reacts with large excess of sodium in dry ether?
Identify the product obtained in following reaction.
$\mathrm{C}_6 \mathrm{H}_6 \xrightarrow[\text { Anhyd. } \mathrm{Al} \mathrm{Cl}_3 \text { pressure }]{\mathrm{CO, HCl}}$ productIdentify the products obtained in the ozonolysis of propene.
Identify the product X in the following reaction.
Sodium propanoate $\xrightarrow[\Delta]{\text { soda-lime }} \mathrm{X}+$ sodium carbonate
Which from following reactions is not possible for benzene due to reversible nature?
Identify the product 'B' in the following reaction.
Toluene $\xrightarrow[\mathrm{CS}_2]{\text { Chromylchloride }} \mathrm{A} \xrightarrow{\mathrm{H}_3 \mathrm{O}^{+}} \mathrm{B}$
Which of the following is obtained on oxidation of prop-1-ene with acidic $\mathrm{KMnO}_4$ ?
Which from following has highest boiling point?
Identify the alkene obtained as major product in the following Hofmann elimination reaction.
$$
\left(\mathrm{C}_3 \mathrm{H}_7\right) \mathrm{N}^{\ominus}\left(\mathrm{C}_2 \mathrm{H}_5\right)_3 \mathrm{I}^{\ominus} \xrightarrow[\Delta]{\text { mois } \mathrm{A}_2 \mathrm{O}} \mathrm{~A} \xrightarrow[\text { Alkene }+\mathrm{H}]{\stackrel{-\mathrm{H}_2 \mathrm{O}}{ }}
$$ $\mathrm{Alkene + Amine}$
Which of the following catalysts is used to convert 
to form cis-alkene?
Which of the following is NOT obtained when a mixture of bromoethane and 1-bromopropane is treated with sodium metal in dry ether?
What is the number of moles of tertiary carbon atoms in a molecule of isobutane?
Identify the product formed by the action of $$\mathrm{H}_2(\mathrm{~g})$$ with $$\mathrm{CO}(\mathrm{g})$$ in presence of $$\mathrm{Ni}$$ ?
Which of the following is Wolf-Kishner reduction?
What is the number of moles of nascent hydrogen required to prepare 1 mole of methane from iodomethane?
Identify the product obtained in following reaction.
n $$\mathrm{CH}_3 \mathrm{MgI}+\mathrm{H}_2 \mathrm{O} \stackrel{\text { dry ether }}{\longrightarrow}$$ product
Which among the following is NOT a feature of $$\mathrm{S}_{\mathrm{N}} 2$$ mechanism?
What is the number of moles of secondary carbon atoms in $$\mathrm{n}$$ mole isopentane?
Which among the following alkenes is most stable?
Which of the following compounds has highest boiling point?
Which of the following is obtained as product when ethylene reacts with oxygen in presence of $$\mathrm{Pd} / \mathrm{Al}_2 \mathrm{O}_3$$ ?
Which of the following is general representation of Grignard reagent?
Identify the product P obtained in following reaction.
Benzene + ozone (excess) $$\stackrel{\mathrm{CCl}_4}{\longrightarrow}$$
Benzene triozonide $$\stackrel{\mathrm{Zn} / \mathrm{H}_2 \mathrm{O}}{\longrightarrow} \mathrm{P}+\mathrm{H}_2 \mathrm{O}_2$$
What is the number of moles of $$\mathrm{sp}^2$$ hybrid carbon atoms present in $$\mathrm{n}$$ moles of isopentane?
Which of the following compounds has the highest boiling point?
What is the number of moles of $$\mathrm{sp}^2$$ hybrid carbon atoms in one mole of hexa-1,4-diyne?
What is the number of moles of water molecules required to prepare n moles of methane from n moles of methyl magnesium iodide?
Identify the product in the following reaction.
Identify the product A in the following reaction.
Which of the following catalyst/reagent is used to convert $$\mathrm{C} \equiv \mathrm{C}$$ triple bond to $$\mathrm{C}=\mathrm{C}$$ double bond to form cis isomer of alkene?
Identify the product formed when ethyl benzene reacts with nitric acid.
Which of following reactions yields biphenyl from chlorobenzene?
Which of the following is NOT obtained when a mixture of bomomethane and bromoethane is treated with sodium in dry ether?
What are the final products obtained by ozonolysis of propene?
Which among the following molecules exhibits strong London forces?
Which isomer of C$$_6$$H$$_{14}$$ has highest boiling point?
Select the catalyst used in hydrogenation of ethene.
What is the number of $$-$$CH$$_2$$ - groups present in dodecane?
The reaction of propane with bromine in presence of UV light predominantly forms
When 2-Methylbut-2-ene is treated with hydrogen chloride, the major product obtained is
Identify total number carbon atoms present in undecane.
Identify the reagent R used in following reaction?
Identify ' $B$ ' in the following reaction.
$$\mathrm{C}_2 \mathrm{H}_6 \xrightarrow[\mathrm{AlBr}_3]{\mathrm{Br}_2} A \xrightarrow[\Delta]{\mathrm{CH}_3 \mathrm{COOAg}} B$$
What is the range of number of carbon atoms in alkanes found in paraffin wax?
Identify the hydrocarbon compound from following containing carbon atoms in the range of $$\mathrm{C}_6$$ to $$\mathrm{C}_8$$ ?
The alkane formed on heating sodium butanoate with sodalime is
The reaction in which 2 molecules of chlorobenzene reacts with metallic sodium in presence of dry ether forming diphenyl is an example of,
Propene when treated with cold conc. $\mathrm{H}_2 \mathrm{SO}_4$ forms a compound which on heating with water gives
How many gram of sodium (atomic mass $23u$) is required to prepare one mole of ethane from methyl chloride by Wurtz reaction?
In the reaction,
$2 n R-X \xrightarrow[\text { Dry ether }]{+2 n \mathrm{Na}}$ product
The product obtained is
$\alpha$ - butylene when subjected to hydroboration oxidation reaction, yields
When propene reacts with HCl in presence of peroxide, the product is