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Organic Chemistry
List of top Organic Chemistry Questions
Establishing a complete structure of is more complex problem than others.
GPAT - 2023
GPAT
Organic Chemistry
Carbohydrates
Which of the following is the common chemical name for Propellant 11?
GPAT - 2023
GPAT
Organic Chemistry
carbonyl compounds
Dipole-dipole weak interactions are also called as:
GPAT - 2023
GPAT
Organic Chemistry
carbonyl compounds
The perfect orientation for a Diels-Alder reaction between the reactants is:
GPAT - 2023
GPAT
Organic Chemistry
Organic Chemistry
Choose the correct and major product formed in the below-given reaction from the choices listed below:
GPAT - 2023
GPAT
Organic Chemistry
carbonyl compounds
One of the following match is correct choose it:
GPAT - 2023
GPAT
Organic Chemistry
carbonyl compounds
Identify pair of C
4
epimers:
GPAT - 2023
GPAT
Organic Chemistry
Carbohydrates
The reaction between napthalene and chromium trioxide in the presence of glacial acetic yields:
GPAT - 2023
GPAT
Organic Chemistry
Amino Acids
How many optical isomers are possible for lactic acid?
GPAT - 2023
GPAT
Organic Chemistry
Stereochemistry
___activates G-protein gated potassium channel resulting in membrane hyperpolarization.
GPAT - 2023
GPAT
Organic Chemistry
Organic Chemistry
Addition of HBr to 1.3-butadiene at 40°C yields:
GPAT - 2023
GPAT
Organic Chemistry
carbonyl compounds
Predict the theoretical max value for the following compound using Woodward-Fieser rules. Base value for the compound is 215 nm:
GPAT - 2023
GPAT
Organic Chemistry
carbonyl compounds
Identify A, B and C in below reaction:
GPAT - 2023
GPAT
Organic Chemistry
carbonyl compounds
A mixture of p-anisaldehyde and formaldehyde in the presence of concentrated sodium hydroxide resultsin:
GPAT - 2023
GPAT
Organic Chemistry
carbonyl compounds
What is the popular common name for a bioactive compound with chemical name of (m-hydroxyphenyl)-trimethyl ammonium methyl sulphate dimethyl carbomate?
GPAT - 2023
GPAT
Organic Chemistry
carbonyl compounds
Conversion of cyclic ketone to ring expended cyclic ester takes place by:
GPAT - 2023
GPAT
Organic Chemistry
carbonyl compounds
Which of the following factor make carbonyl group in acyl compounds, too, susceptible to nucleophilic attack?
GPAT - 2023
GPAT
Organic Chemistry
carbonyl compounds
Which one of the following compound is a precursor for the biosynthesis of cholesterol?
GPAT - 2023
GPAT
Organic Chemistry
Different classes of compounds
Amphetamine undergoes one of the following metabolic reaction to convert to 1-phenyl-2-propanol metabolite via ketone formation:
GPAT - 2023
GPAT
Organic Chemistry
Different classes of compounds
Electrophilic substitution reaction of pyridine, when carried out in the presence of KNO
3
and conc. H2SO
4
at 300°C, leads to the formation of:
GPAT - 2023
GPAT
Organic Chemistry
Aromaticity & chemistry of aromatic compounds
Ethyl-2 (p-chlorophenoxyl)-2-methyl propionate is IUPAC name of:
GPAT - 2023
GPAT
Organic Chemistry
Heterocyclic Chemistry
Match List I with List II:
List I
List II
A.
Penicillin
I.
Single cell protein
B.
Penicillin
II.
Ion exchange chromato- graphy for recovery
C.
Streptomycin
III.
Primary metabolite
D.
Amino acids
IV.
Phenyl acetic acid as precursor
Choose the correct answer from the options given below:
GPAT - 2023
GPAT
Organic Chemistry
Amino Acids
Which of the following surfactants is an ANIONIC surfactant?
GPAT - 2023
GPAT
Organic Chemistry
Pericyclic reactions
The structure of Q in the following reaction scheme is.
IIT JAM CY - 2023
IIT JAM CY
Organic Chemistry
Reaction Mechanisms & Synthesis
The major product of the reaction is
IIT JAM CY - 2023
IIT JAM CY
Organic Chemistry
Reaction Mechanisms & Synthesis
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