The IUPAC System of Nomenclature
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CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317749 The correct IUPAC name of the given compound is
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1 5-Hydroxy cyclohex-5-en-1-one
2 3-Hydroxy cyclohex-5-en-1-one
3 3-Hydroxy cyclohex-3-en-1-one
4 5-Hydroxy cyclohex-3-en-1-one
AIIMS - 2018
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317750 I.U.P.A.C. name of
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1 Methyl-2, 2-acetyl ethanoate
2 2, 2-Acetyl-1-methoxy ethanone
3 Methyl-2-acetyl-3-oxobutanoate
4 None
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317751 IUPAC name of the compound,
supporting img
is

1 1-bromobut-2-ene
2 2-bromo-2-butene
3 bromobut-3-ene.
4 1-bromobut-3-ene
KCET - 2016
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317752 The IUPAC name of
supporting img

1 6, 6-dibromoheptan-2-ol
2 2, 2-dibromoheptane-2-ol
3 5, 5-dibromo-1-methylhexan-2-ol
4 2-hydroxy-6, 6-dibromoheptane
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317753 Assertion :
The IUPAC name for \(\mathrm{CH}_{3} \mathrm{CH}=\mathrm{CH}-\mathrm{C} \equiv \mathrm{CH}\) is pent-3-en-1-yne and not pent-2-en-4-yne.
Reason :
While deciding the locants for double and triple bonds, lowest sum rule is always followed.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
NEET DIGITAL LIBRARY
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317749 The correct IUPAC name of the given compound is
supporting img

1 5-Hydroxy cyclohex-5-en-1-one
2 3-Hydroxy cyclohex-5-en-1-one
3 3-Hydroxy cyclohex-3-en-1-one
4 5-Hydroxy cyclohex-3-en-1-one
AIIMS - 2018
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317750 I.U.P.A.C. name of
supporting img

1 Methyl-2, 2-acetyl ethanoate
2 2, 2-Acetyl-1-methoxy ethanone
3 Methyl-2-acetyl-3-oxobutanoate
4 None
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317751 IUPAC name of the compound,
supporting img
is

1 1-bromobut-2-ene
2 2-bromo-2-butene
3 bromobut-3-ene.
4 1-bromobut-3-ene
KCET - 2016
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317752 The IUPAC name of
supporting img

1 6, 6-dibromoheptan-2-ol
2 2, 2-dibromoheptane-2-ol
3 5, 5-dibromo-1-methylhexan-2-ol
4 2-hydroxy-6, 6-dibromoheptane
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317753 Assertion :
The IUPAC name for \(\mathrm{CH}_{3} \mathrm{CH}=\mathrm{CH}-\mathrm{C} \equiv \mathrm{CH}\) is pent-3-en-1-yne and not pent-2-en-4-yne.
Reason :
While deciding the locants for double and triple bonds, lowest sum rule is always followed.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
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CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317749 The correct IUPAC name of the given compound is
supporting img

1 5-Hydroxy cyclohex-5-en-1-one
2 3-Hydroxy cyclohex-5-en-1-one
3 3-Hydroxy cyclohex-3-en-1-one
4 5-Hydroxy cyclohex-3-en-1-one
AIIMS - 2018
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317750 I.U.P.A.C. name of
supporting img

1 Methyl-2, 2-acetyl ethanoate
2 2, 2-Acetyl-1-methoxy ethanone
3 Methyl-2-acetyl-3-oxobutanoate
4 None
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317751 IUPAC name of the compound,
supporting img
is

1 1-bromobut-2-ene
2 2-bromo-2-butene
3 bromobut-3-ene.
4 1-bromobut-3-ene
KCET - 2016
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317752 The IUPAC name of
supporting img

1 6, 6-dibromoheptan-2-ol
2 2, 2-dibromoheptane-2-ol
3 5, 5-dibromo-1-methylhexan-2-ol
4 2-hydroxy-6, 6-dibromoheptane
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317753 Assertion :
The IUPAC name for \(\mathrm{CH}_{3} \mathrm{CH}=\mathrm{CH}-\mathrm{C} \equiv \mathrm{CH}\) is pent-3-en-1-yne and not pent-2-en-4-yne.
Reason :
While deciding the locants for double and triple bonds, lowest sum rule is always followed.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
For More Updates join with Us
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317749 The correct IUPAC name of the given compound is
supporting img

1 5-Hydroxy cyclohex-5-en-1-one
2 3-Hydroxy cyclohex-5-en-1-one
3 3-Hydroxy cyclohex-3-en-1-one
4 5-Hydroxy cyclohex-3-en-1-one
AIIMS - 2018
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317750 I.U.P.A.C. name of
supporting img

1 Methyl-2, 2-acetyl ethanoate
2 2, 2-Acetyl-1-methoxy ethanone
3 Methyl-2-acetyl-3-oxobutanoate
4 None
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317751 IUPAC name of the compound,
supporting img
is

1 1-bromobut-2-ene
2 2-bromo-2-butene
3 bromobut-3-ene.
4 1-bromobut-3-ene
KCET - 2016
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317752 The IUPAC name of
supporting img

1 6, 6-dibromoheptan-2-ol
2 2, 2-dibromoheptane-2-ol
3 5, 5-dibromo-1-methylhexan-2-ol
4 2-hydroxy-6, 6-dibromoheptane
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317753 Assertion :
The IUPAC name for \(\mathrm{CH}_{3} \mathrm{CH}=\mathrm{CH}-\mathrm{C} \equiv \mathrm{CH}\) is pent-3-en-1-yne and not pent-2-en-4-yne.
Reason :
While deciding the locants for double and triple bonds, lowest sum rule is always followed.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
NEET DIGITAL LIBRARY
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317749 The correct IUPAC name of the given compound is
supporting img

1 5-Hydroxy cyclohex-5-en-1-one
2 3-Hydroxy cyclohex-5-en-1-one
3 3-Hydroxy cyclohex-3-en-1-one
4 5-Hydroxy cyclohex-3-en-1-one
AIIMS - 2018
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317750 I.U.P.A.C. name of
supporting img

1 Methyl-2, 2-acetyl ethanoate
2 2, 2-Acetyl-1-methoxy ethanone
3 Methyl-2-acetyl-3-oxobutanoate
4 None
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317751 IUPAC name of the compound,
supporting img
is

1 1-bromobut-2-ene
2 2-bromo-2-butene
3 bromobut-3-ene.
4 1-bromobut-3-ene
KCET - 2016
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317752 The IUPAC name of
supporting img

1 6, 6-dibromoheptan-2-ol
2 2, 2-dibromoheptane-2-ol
3 5, 5-dibromo-1-methylhexan-2-ol
4 2-hydroxy-6, 6-dibromoheptane
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317753 Assertion :
The IUPAC name for \(\mathrm{CH}_{3} \mathrm{CH}=\mathrm{CH}-\mathrm{C} \equiv \mathrm{CH}\) is pent-3-en-1-yne and not pent-2-en-4-yne.
Reason :
While deciding the locants for double and triple bonds, lowest sum rule is always followed.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.