Hydrocarbons · Chemistry · MHT CET

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MCQ (Single Correct Answer)

1

Which of the following is obtained as major product when excess of methane is treated with limited chlorine in presence of UV light?

MHT CET 2025 5th May Evening Shift
2
What is the product obtained when alkene is reacted with cold and dilute alkaline potassium permanganate?
MHT CET 2025 26th April Evening Shift
3

Which of the following is a Fittig reaction?

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4

Identify the product formed in the following reaction.

$$ \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{MgBr} \xrightarrow[\text { ii) dil. HCl }]{\text { i) Dry ice/ dry ether }} \text { Product } $$

MHT CET 2025 26th April Evening Shift
5

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?

MHT CET 2025 26th April Morning Shift
6

What is the difference in molar mass of Undecane and Dodecane?

MHT CET 2025 26th April Morning Shift
7

$$ \text { Identify ' } A \text { ' in the following reaction. } $$

A $\xrightarrow{\text { Lithium amide }}$ Ethynyl lithium $\xrightarrow{\text { Bromoethane }}$ But - 1 - yne

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8

When 2-methylbut-2-ene is treated with hydrogen chloride, the major product formed is

MHT CET 2025 25th April Evening Shift
9

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?

MHT CET 2025 25th April Morning Shift
10

Which of the following alkenes, on oxidation by $\mathrm{KMnO}_4$ in dil. $\mathrm{H}_2 \mathrm{SO}_4$ forms adipic acid?

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11

Identify the alkyne formed by reaction of calcium carbide with water?

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12

What is the difference in molar masses of third and fourth homologues of alkane series?

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13

Identify product ' B ' in the following sequence of reactions.

$$ \text { 1,2-Dibromoethane } \xrightarrow[\text { alcohol }]{\mathrm{KOH}} A \xrightarrow{\text { sodamide }} B $$

MHT CET 2025 23rd April Morning Shift
14

Identify the product ' Z ' in the following series of reactions.

MHT CET 2025 23rd April Morning Shift Chemistry - Hydrocarbons Question 14 English
MHT CET 2025 23rd April Morning Shift
15

The reaction of aryl halide with sodium metal in dry ether to give biphenyl is known as

MHT CET 2025 23rd April Morning Shift
16

What is the molar mass of third homologue of alkane series?

MHT CET 2025 23rd April Morning Shift
17

What is the difference in molar masses of Undecane and Decane?

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18

The reaction of bromobenzene with bromomethane and sodium metal in dry ether to give toluene is

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19

Hydroboration-oxidation of but-1-ene forms

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20

Identify the name of reaction of aryl halide with alkyl halide and sodium metal in dry ether to give substituted aromatic compounds.

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21

Identify the product when ethylbenzene reacts with dil nitric acid.

MHT CET 2025 21st April Evening Shift
22
Which of the following alkanes is used for road surfacing?
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23

What is the total number of moles of ' C ' atoms and ' H ' atoms respectively present in following n mole molecule?

MHT CET 2025 21st April Evening Shift Chemistry - Hydrocarbons Question 23 English
MHT CET 2025 21st April Evening Shift
24

Which of the following compounds is formed as major product in the following reaction.

2-Methylbut-2-ene $\xrightarrow[\text { Peroxide }]{\mathrm{HBr}}$ Product

MHT CET 2025 21st April Evening Shift
25
Identify the product obtained when alkenes are oxidised with $\mathrm{KMnO}_4$ in dil. $\mathrm{H}_2 \mathrm{SO}_4$.
MHT CET 2025 21st April Morning Shift
26

Which from the following reaction is a Fittig reaction?

MHT CET 2025 21st April Morning Shift
27

Which of the following compounds has highest boiling point?

MHT CET 2025 21st April Morning Shift
28

Identify the name of reaction for aryl halide with alkyl halide and sodium metal in dry ether to give substituted aromatic compounds.

MHT CET 2025 20th April Evening Shift
29

Propene on hydroboration followed by oxidation with alkaline peroxide forms.

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30

The reaction of propane with bromine in presence of UV light predominantly forms

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31

$$ \text { Identify the bond line formula of Neopentane. } $$

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32
Which of the following is one of the product of ozonolysis?
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33

Identify the product ' B ' in the following reaction sequence.

$$\text { Alkyl halide } \xrightarrow[\text { Dry ether }]{\mathrm{Mg}} \mathrm{~A} \xrightarrow{\mathrm{NH}_3} \mathrm{~B}$$

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34

What is molecular formula of undecane?

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35

What is the product of Hydroborationoxidation of but-1-ene?

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36

Identify the product obtained when alkenes react with cold and dilute alkaline potassium permanganate.

MHT CET 2024 16th May Morning Shift
37

The correct stability order of alkyl substituted alkenes is

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38

Which among the following is NOT a feature of $\mathrm{S}_{\mathrm{N}} 2$ mechanism?

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39

What is the numerical difference in molar masses of second and third member of a homologous series?

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40

Identify alkadiene molecule from following.

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41

Identify the reagent R used in following conversion?

tert-butyl bromide $\xrightarrow{\mathrm{R}}$ Isobutylene

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42

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) $\left(\mathrm{CH}_3\right)_2 \mathrm{C}=\mathrm{CHCH}_3$

MHT CET 2024 11th May Evening Shift
43

Identify the product of ozonolysis of but-2-ene from following:

MHT CET 2024 11th May Evening Shift
44

Identify the product ' B ' in the following reaction sequence.

$$\mathrm{C}_2 \mathrm{H}_5-\mathrm{Br} \xrightarrow[\text { Dry ether }]{\mathrm{Mg}} \mathrm{~A} \xrightarrow{\mathrm{CH}_3 \mathrm{OH}} \mathrm{~B}$$

MHT CET 2024 11th May Evening Shift
45

Identify the major product ( $99 \%$ ) formed when $\left(\mathrm{CH}_3\right)_3 \mathrm{CH}$ is treated with $\mathrm{Br}_2$ in UV light.

MHT CET 2024 11th May Morning Shift
46

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?

MHT CET 2024 10th May Evening Shift
47

Which from following alkyl substituted alkenes is most stable?

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48

What is the molar mass of product hydrocarbon when 2 moles of methyl bromide reacts with large excess of sodium in dry ether?

MHT CET 2024 10th May Morning Shift
49

Identify the product obtained in following reaction.

$\mathrm{C}_6 \mathrm{H}_6 \xrightarrow[\text { Anhyd. } \mathrm{Al} \mathrm{Cl}_3 \text { pressure }]{\mathrm{CO, HCl}}$ product
MHT CET 2024 10th May Morning Shift
50

Identify the products obtained in the ozonolysis of propene.

MHT CET 2024 9th May Evening Shift
51

Identify the product X in the following reaction.

Sodium propanoate $\xrightarrow[\Delta]{\text { soda-lime }} \mathrm{X}+$ sodium carbonate

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52

Which from following reactions is not possible for benzene due to reversible nature?

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53

Identify the product 'B' in the following reaction.

Toluene $\xrightarrow[\mathrm{CS}_2]{\text { Chromylchloride }} \mathrm{A} \xrightarrow{\mathrm{H}_3 \mathrm{O}^{+}} \mathrm{B}$

MHT CET 2024 4th May Evening Shift
54

Which of the following is obtained on oxidation of prop-1-ene with acidic $\mathrm{KMnO}_4$ ?

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55

Which from following has highest boiling point?

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56

Identify the alkene obtained as major product in the following Hofmann elimination reaction.

$$ \left(\mathrm{C}_3 \mathrm{H}_7\right) \mathrm{N}^{\ominus}\left(\mathrm{C}_2 \mathrm{H}_5\right)_3 \mathrm{I}^{\ominus} \xrightarrow[\Delta]{\text { mois } \mathrm{A}_2 \mathrm{O}} \mathrm{~A} \xrightarrow[\text { Alkene }+\mathrm{H}]{\stackrel{-\mathrm{H}_2 \mathrm{O}}{ }} $$ $\mathrm{Alkene + Amine}$

MHT CET 2024 3rd May Morning Shift
57

Which of the following catalysts is used to convert MHT CET 2024 3rd May Morning Shift Chemistry - Hydrocarbons Question 57 English to form cis-alkene?

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58

Which of the following is NOT obtained when a mixture of bromoethane and 1-bromopropane is treated with sodium metal in dry ether?

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59

What is the number of moles of tertiary carbon atoms in a molecule of isobutane?

MHT CET 2023 14th May Morning Shift
60

Identify the product formed by the action of $$\mathrm{H}_2(\mathrm{~g})$$ with $$\mathrm{CO}(\mathrm{g})$$ in presence of $$\mathrm{Ni}$$ ?

MHT CET 2023 13th May Evening Shift
61

Which of the following is Wolf-Kishner reduction?

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62

What is the number of moles of nascent hydrogen required to prepare 1 mole of methane from iodomethane?

MHT CET 2023 13th May Morning Shift
63

Identify the product obtained in following reaction.

n $$\mathrm{CH}_3 \mathrm{MgI}+\mathrm{H}_2 \mathrm{O} \stackrel{\text { dry ether }}{\longrightarrow}$$ product

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64

Which among the following is NOT a feature of $$\mathrm{S}_{\mathrm{N}} 2$$ mechanism?

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65

What is the number of moles of secondary carbon atoms in $$\mathrm{n}$$ mole isopentane?

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66

Which among the following alkenes is most stable?

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67

Which of the following compounds has highest boiling point?

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68

Which of the following is obtained as product when ethylene reacts with oxygen in presence of $$\mathrm{Pd} / \mathrm{Al}_2 \mathrm{O}_3$$ ?

MHT CET 2023 10th May Evening Shift
69

Which of the following is general representation of Grignard reagent?

MHT CET 2023 10th May Evening Shift
70

Identify the product P obtained in following reaction.

Benzene + ozone (excess) $$\stackrel{\mathrm{CCl}_4}{\longrightarrow}$$

Benzene triozonide $$\stackrel{\mathrm{Zn} / \mathrm{H}_2 \mathrm{O}}{\longrightarrow} \mathrm{P}+\mathrm{H}_2 \mathrm{O}_2$$

MHT CET 2023 10th May Morning Shift
71

What is the number of moles of $$\mathrm{sp}^2$$ hybrid carbon atoms present in $$\mathrm{n}$$ moles of isopentane?

MHT CET 2023 9th May Evening Shift
72

Which of the following compounds has the highest boiling point?

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73

What is the number of moles of $$\mathrm{sp}^2$$ hybrid carbon atoms in one mole of hexa-1,4-diyne?

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74

What is the number of moles of water molecules required to prepare n moles of methane from n moles of methyl magnesium iodide?

MHT CET 2023 9th May Morning Shift
75

Identify the product in the following reaction.

MHT CET 2022 11th August Evening Shift Chemistry - Hydrocarbons Question 76 English

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76

Identify the product A in the following reaction.

MHT CET 2022 11th August Evening Shift Chemistry - Hydrocarbons Question 75 English

MHT CET 2022 11th August Evening Shift
77

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?

MHT CET 2021 24th September Evening Shift
78

Which of the following statements about tropone is true?

MHT CET 2021 23rd September Evening Shift
79

Identify the product formed when ethyl benzene reacts with nitric acid.

MHT CET 2021 23rd September Evening Shift
80

Which of following reactions yields biphenyl from chlorobenzene?

MHT CET 2021 23th September Morning Shift
81

Which of the following is NOT obtained when a mixture of bomomethane and bromoethane is treated with sodium in dry ether?

MHT CET 2021 23th September Morning Shift
82

Which of the following alkyl halide is treated with sodium metal to obtain $$2,2,3,3$$ - tetramethyl butane?

MHT CET 2021 22th September Evening Shift
83

What are the final products obtained by ozonolysis of propene?

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84

Which among the following molecules exhibits strong London forces?

MHT CET 2021 21th September Evening Shift
85

Which isomer of C$$_6$$H$$_{14}$$ has highest boiling point?

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86

Select the catalyst used in hydrogenation of ethene.

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87

What is the number of $$-$$CH$$_2$$ - groups present in dodecane?

MHT CET 2021 21th September Morning Shift
88

The reaction of propane with bromine in presence of UV light predominantly forms

MHT CET 2021 21th September Morning Shift
89

When 2-Methylbut-2-ene is treated with hydrogen chloride, the major product obtained is

MHT CET 2021 20th September Morning Shift
90

Identify total number carbon atoms present in undecane.

MHT CET 2021 20th September Morning Shift
91

Identify the reagent R used in following reaction?

MHT CET 2021 20th September Morning Shift Chemistry - Hydrocarbons Question 99 English

MHT CET 2021 20th September Morning Shift
92

Identify ' $B$ ' in the following reaction.

$$\mathrm{C}_2 \mathrm{H}_6 \xrightarrow[\mathrm{AlBr}_3]{\mathrm{Br}_2} A \xrightarrow[\Delta]{\mathrm{CH}_3 \mathrm{COOAg}} B$$

MHT CET 2020 19th October Evening Shift
93

What is the range of number of carbon atoms in alkanes found in paraffin wax?

MHT CET 2020 19th October Evening Shift
94

Identify the hydrocarbon compound from following containing carbon atoms in the range of $$\mathrm{C}_6$$ to $$\mathrm{C}_8$$ ?

MHT CET 2020 16th October Evening Shift
95

The alkane formed on heating sodium butanoate with sodalime is

MHT CET 2019 3rd May Morning Shift
96

The reaction in which 2 molecules of chlorobenzene reacts with metallic sodium in presence of dry ether forming diphenyl is an example of,

MHT CET 2019 2nd May Evening Shift
97

Propene when treated with cold conc. $\mathrm{H}_2 \mathrm{SO}_4$ forms a compound which on heating with water gives

MHT CET 2019 2nd May Evening Shift
98

How many gram of sodium (atomic mass $23u$) is required to prepare one mole of ethane from methyl chloride by Wurtz reaction?

MHT CET 2019 2nd May Evening Shift
99

In the reaction,

$2 n R-X \xrightarrow[\text { Dry ether }]{+2 n \mathrm{Na}}$ product

The product obtained is

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100

$\alpha$ - butylene when subjected to hydroboration oxidation reaction, yields

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101

When propene reacts with HCl in presence of peroxide, the product is

MHT CET 2019 2nd May Morning Shift