Consider the following reaction
The product A and B are respectively-
1. 1-Bromohexane; 2-Bromohexane
2. 2-Bromohexane; 1-Bromohexane
3. 1-Bromohexane; 3-Bromohexane
4. 3-Bromohexane; 2-Bromohexane
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe correct statement(s) among the following is/are -
a. The 5th member of the alkyne series is hex-1-yne (C6H10 ).
b. The 5th member of the alkyne series form total 8 isomers.
c. The IUPAC name of one of the isomer is 3-methylpent-1-yne.
1. a, b
2. a, c
3. b, c
4. None of the above
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe reagents used to convert ethanoic acid into ethane are-
1. a-SOCl2; b-NH3; c-LiAlH4; d-CH3Cl
2. a-NaOH(aq); b-Sodalime and heat; c-Cl2, hv; d-Na/dry ether
3. a-LiAlH4; b-HCl and heat; c-Na/dry ether
4. None of the above
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe compound(s) among the following that show cis-trans isomerism is/are-
i. (CH3)2C = CH – C2H5
ii. CH2 = CBr2
iii. C6H5CH = CH – CH3
iv. CH3CH = CCl - CH3
1. Only iii
2. iii, iv
3. iii, i
4. i, ii
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe IUPAC name of the given compound is-
1. trans-1,2-chloroethene
2. cis-1,2-chloroethane
3. trans-1,2-Dichloroethene
4. cis-1,2-Dichloroethene
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe number of structural isomers of alkenes of C5H10 (excluding cyclic isomers) is-
1. 6
2. 4
3. 5
4. 7
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the items of column I with items of column II.
Column I |
Column II |
a. |
i. σ bonds : 33, π bonds : 2 |
b. |
ii. bonds : 7, π bonds : 4 |
c. |
iii. σ bonds : 23, π bond : 1 |
d. CH2=C(CH2CH2CH3)2 |
iv. σ bonds : 41, π bond : 1 |
1. a= iii; b = iv; c= ii; d = i
2. a = ii; b = iv; c = i; d = iii
3. a = ii; b = i; c = iv; d = iii
4. a = iv; b = i; c = ii; d = iii
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the items of column I with items of column II.
Column I |
Column II |
a. |
i. 1,3,5,7-Octatetraene |
b. |
ii. 4-Ethyl-2,6-dimethyl-dec-4-ene |
c. |
iii. 2,8-Dimethyl-3, 6-decadiene |
d. CH2=C(CH2CH2CH3)2 |
iv. 2-n-Propylpent-1-ene |
1. a= iii; b = iv; c= ii; d = i
2. a = i; b = iii; c = ii; d = iv
3. a = ii; b = i; c = iv; d = iii
4. a = iv; b = i; c = ii; d = iii
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyReactant A in the following reaction is-
A + NaOH \(\xrightarrow[\Delta ]{CaO}\) CH3CH2CH3 + Na2CO3
1. Sodium ethanoate
2. Sodium propanoate
3. Sodium butanoate
4. Sodium methanoate
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
a. 2-Ethylpentane
b. 5-Ethyl–3-methylheptane
c. 3-Ethyl-2-methyloctane
d. 3-Ethyl-2,4-dimethylheptane
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology