The IUPAC names of the following compounds are? (a) CH 3 CH=C(CH 3 ) 2 (b) CH 2 =CH-C &equiv; C-CH 3 (c) (d) (e) (g) CH 3 – CH = CH – CH 2 – CH = CH – CH – CH 2 – CH = CH 2 | C 2 H 5

2-Methylbut-2-ene, Pen-1-ene-3-yne, 1, 3-Butadiene, 4-Phenyl but-1-ene , 2-Methyl phenol, 5-(2-Methylpropyl)-decane and 4-Ethyldeca-1, 5, 8-triene

4-Phenyl but-1-ene , Pen-1-ene-3-yne, 1, 3-Butadiene, 2-Methylbut-2-ene, Pen-1-ene-3-yne, 2-Methyl phenol, 5-(2-Methylpropyl)-decane and 4-Ethyldeca-1, 5, 8-triene

2-Methylbut-2-ene, 4-Phenyl but-1-ene, 1, 3-Butadiene, Pen-1-ene-3-yne, 2-Methyl phenol, 5-(2-Methylpropyl)-decane and 4-Ethyldeca-1, 5, 8-triene

4-Ethyldeca-1, 5, 8-triene , Pen-1-ene-3-yne, 1, 3-Butadiene, 4-Phenyl but-1-ene, 2-Methyl phenol, 5-(2-Methylpropyl)-decane and 2-Methylbut-2-ene

Chemistry - Hydrocarbons - Quiz-13

If a compound of molecular formula $C_{7} H_{16}$ shows optical isomerism, the compound will be-

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2,3-Dimethyl pentane
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2,2-Dimethyl butane
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2-Methyl hexane
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None of the above

The compound on reaction with NaIO₄ in the presence of KMnO₄ given :

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CH₃COCH₃
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CH₃COCH₃ + CH₃COOH
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CH₃COCH₃ + CH₃CHO
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CH₃CHO + CO₂

Among the following the free-radical substitution reaction is-

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${CH}_{3} CHO + HCN \to {CH}_{3} CH (OH) CN$

An alkene ‘A’ on ozonolysis gives a mixture of ethanal and pentan-3-one. The IUPAC name of ‘A’ is -

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3-Ethylpent-2-ene
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3-Ethylpent-2- yne
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2-Ethylpent-3-ene
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3-Ethylpent-4-yne

An alkene ‘A’ contains 3 C – Cσ bonds, 8 C – H σ bonds, and 1 C – C π bond,

‘A’ on ozonolysis gives two moles of an aldehyde of molar mass 44 u. The IUPAC name of ‘A’ is -

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Prop-2-yne
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But-2-ene
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But-2-yne
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Prop-2-ene

Propanal and pentane-3-one are the products of ozonolysis of an alkene. The structural formula of the alkene is

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,
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Benzene is extraordinarily stable, though it contains three double bonds, because of -

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Delocalized protons
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Delocalized neutrons
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Resonance
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None of these

Out of benzene, m–dinitrobenzene and toluene, the one that will undergo nitration most easily is -

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Benzene
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m–Dinitrobenzene
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Toluene
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None of these

Lewis acid that can be used during ethylation of benzene is -

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${FeCl}_{3}$
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${SnCl}_{4}$
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${BF}_{3}$
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All of the above

The IUPAC names of the following compounds are?

(a) CH3CH=C(CH3)2

(b) CH2=CH-C≡C-CH3

(c)

(d)

(e)

(g) CH3 – CH = CH – CH2 – CH = CH – CH – CH2 – CH = CH2

C2H5

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2-Methylbut-2-ene, Pen-1-ene-3-yne, 1, 3-Butadiene, 4-Phenyl but-1-ene , 2-Methyl phenol, 5-(2-Methylpropyl)-decane and 4-Ethyldeca-1, 5, 8-triene
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4-Phenyl but-1-ene, Pen-1-ene-3-yne, 1, 3-Butadiene, 2-Methylbut-2-ene, Pen-1-ene-3-yne, 2-Methyl phenol, 5-(2-Methylpropyl)-decane and 4-Ethyldeca-1, 5, 8-triene
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2-Methylbut-2-ene, 4-Phenyl but-1-ene, 1, 3-Butadiene, Pen-1-ene-3-yne, 2-Methyl phenol, 5-(2-Methylpropyl)-decane and 4-Ethyldeca-1, 5, 8-triene
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4-Ethyldeca-1, 5, 8-triene, Pen-1-ene-3-yne, 1, 3-Butadiene, 4-Phenyl but-1-ene, 2-Methyl phenol, 5-(2-Methylpropyl)-decane and 2-Methylbut-2-ene

The numbers of isomers of $C_{4} H_{8}$ (one double bond) and $C_{5} H_{8}$ (one triple bond) are -

4. $C_{4} H_{8} = 4; C_{5} H_{8} = 3$

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$C_{4} H_{8} = 3; C_{5} H_{8} = 3$
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$C_{4} H_{8} = 4; C_{5} H_{8} = 4$
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$C_{4} H_{8} = 3; C_{5} H_{8} = 4$
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4

The balanced chemical equation for the combustion reaction of Butane is

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$1 . 2 C_{4} H_{10 (g)} + 13 O_{2 (g)} \to 8 {CO}_{2 (g)} + 10 H_{2} O + Heat Butane$
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$2 . 2 C_{4} H_{10 (g)} + 13 O_{2 (g)} \to 9 {CO}_{2 (g)} + 10 H_{2} O + Heat Butane$
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$3 . 2 C_{4} H_{10 (g)} + 14 O_{2 (g)} \to 8 {CO}_{(g)} + 10 H_{2} O + Heat Butane$
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$4 . C_{4} H_{10 (g)} + 13 O_{2 (g)} \to 8 {CO}_{(g)} + 10 H_{2} O + Heat Butane$