Exam Details
| Subject | organic chemistry – i | |
| Paper | ||
| Exam / Course | b. pharmacy | |
| Department | ||
| Organization | solapur university | |
| Position | ||
| Exam Date | October, 2018 | |
| City, State | andhra pradesh, solapur |
Question Paper
B.Pharmacy (Semester II) (Old-CBCS) Examination, 2018
Organic chemistry I
Day and Date Wednesday, 12-12-2018 Max. Marks 70
Time 2.30 p.m. to 5.30 p.m.
1. Multiple choice question (15×1=15)
In the detection of alcohol when alcohol reacts with PCl5 and mixture
becomes warm with evolution of gas.
H2 N2 HCI CO2
In Victor Meyer test if blue colour is produced the original alcohol is
Primary alcohol Secondary alcohol
Tertiary alcohol All of the above
Ozonolysis of butane gives
Formic acid Propionic acid
Acetic acid Butanoic acid
Acid that is capable of donating a photon and base is a substance that
can accept a proton according to
Bronsted-Lowry concept Arrhenious
Lewis None of these
The least stable carbanion is
C6H5CH2
CCI3
CH3
A low concentration of nucleophile favours the
SN2 reaction SN1 reaction
Both SN1 and SN2 reaction None of these
Rectified spirit is
100% ethanol 90% ethanol
100% methanol 95% ethanol
Which of the following classes of the compounds characterized by carbonnitrogen
triple bound
Amines Amino acids Nitriles Amides
SN2 reaction can be best carried out with
Primary alkyl halide Secondary alkyl halide
Tertiary alkyl halide All
10) Elimination bimolecular reaction involves
First order kinetics Second order kinetics
Tertiary order kinetics Zero order kinetics
P.T.O.
Set P
Seat
No.
Set P
SLR-TV 11 *SLRTV11*
11) Ethers are
Lewis acid Natural gas
Lewis bases Cannot be predicted
12) Saturated hydrocarbons are otherwise referred as
Alkanes Alkenes Alkynes Alkaloids
13) Dienes are the name given to compounds with
Exactly a double bond Exactly a triple bond
Exactly two double bond More than two bond
14) An acceptor of pair of electron is termed as
Nucleophile Electrolphil Carbocation Anion
15) Formation of radicals which attack reactants molecules generates more
free radical is done in
Initiation step Propagation step
Termination step Elimination step
2. Answer any five questions
Write method of preparation and reaction of ethers.
Explain the qualitative test for alcohol.
What is E1 reaction and give its mechanism
Write structure, generation, stability and reaction of carbocation.
Describe hyperconjugation and steric effect.
Write the reaction of alkyne.
3. Answer any three questions (3×10=30)
Explain the Markovnikovs and Anti Markovnikovs rule with example.
Describe the theories of acids and bases along with example and explain
the factor affecting on it.
Explain the SN2 reaction mechanism and write down the factor affecting
SN1 and SN2 reaction.
Define and classify the dienes and write the method of preparation and
reaction of 3 butadiene.
Organic chemistry I
Day and Date Wednesday, 12-12-2018 Max. Marks 70
Time 2.30 p.m. to 5.30 p.m.
1. Multiple choice question (15×1=15)
In the detection of alcohol when alcohol reacts with PCl5 and mixture
becomes warm with evolution of gas.
H2 N2 HCI CO2
In Victor Meyer test if blue colour is produced the original alcohol is
Primary alcohol Secondary alcohol
Tertiary alcohol All of the above
Ozonolysis of butane gives
Formic acid Propionic acid
Acetic acid Butanoic acid
Acid that is capable of donating a photon and base is a substance that
can accept a proton according to
Bronsted-Lowry concept Arrhenious
Lewis None of these
The least stable carbanion is
C6H5CH2
CCI3
CH3
A low concentration of nucleophile favours the
SN2 reaction SN1 reaction
Both SN1 and SN2 reaction None of these
Rectified spirit is
100% ethanol 90% ethanol
100% methanol 95% ethanol
Which of the following classes of the compounds characterized by carbonnitrogen
triple bound
Amines Amino acids Nitriles Amides
SN2 reaction can be best carried out with
Primary alkyl halide Secondary alkyl halide
Tertiary alkyl halide All
10) Elimination bimolecular reaction involves
First order kinetics Second order kinetics
Tertiary order kinetics Zero order kinetics
P.T.O.
Set P
Seat
No.
Set P
SLR-TV 11 *SLRTV11*
11) Ethers are
Lewis acid Natural gas
Lewis bases Cannot be predicted
12) Saturated hydrocarbons are otherwise referred as
Alkanes Alkenes Alkynes Alkaloids
13) Dienes are the name given to compounds with
Exactly a double bond Exactly a triple bond
Exactly two double bond More than two bond
14) An acceptor of pair of electron is termed as
Nucleophile Electrolphil Carbocation Anion
15) Formation of radicals which attack reactants molecules generates more
free radical is done in
Initiation step Propagation step
Termination step Elimination step
2. Answer any five questions
Write method of preparation and reaction of ethers.
Explain the qualitative test for alcohol.
What is E1 reaction and give its mechanism
Write structure, generation, stability and reaction of carbocation.
Describe hyperconjugation and steric effect.
Write the reaction of alkyne.
3. Answer any three questions (3×10=30)
Explain the Markovnikovs and Anti Markovnikovs rule with example.
Describe the theories of acids and bases along with example and explain
the factor affecting on it.
Explain the SN2 reaction mechanism and write down the factor affecting
SN1 and SN2 reaction.
Define and classify the dienes and write the method of preparation and
reaction of 3 butadiene.
Other Question Papers
Subjects
- anatomy, physiology and health education – i
- anatomy, physiology and health education – ii
- biochemistry
- biochemistry – i
- biochemistry – ii
- biopharmaceutics
- biotechnology
- clinical pharmacology
- herbal technology
- human anatomy and physiology – i
- human anatomy and physiology – ii
- medicinal chemistry – i
- medicinal chemistry – ii
- medicinal chemistry – iv
- microbiology
- modern dispensing and hospital pharmacy
- novel drug delivery systems
- organic chemistry – i
- organic chemistry – ii
- organic chemistry – iii
- pathophysiology (new cbcs)
- pathophysiology and clinical biochemistry – i
- pathophysiology and clinical biochemistry – ii
- pharmaceutical analysis – i
- pharmaceutical analysis – ii
- pharmaceutical analysis – iv
- pharmaceutical analysis – v
- pharmaceutical analysis – vi
- pharmaceutical busines management
- pharmaceutical engineering
- pharmaceutical enginering
- pharmaceutical inorganic chemistry
- pharmaceutical jurisprudence
- pharmaceutical microbiology
- pharmaceutical organic chemistry – ii
- pharmaceutical organic chemistry –i
- pharmaceutics – i (new cbcs)
- pharmaceutics – i (old-cbcs pattern)
- pharmaceutics – ii
- pharmaceutics – iii
- pharmaceutics – iv
- pharmacognosy – i
- pharmacognosy – ii
- pharmacognosy – iii
- pharmacology – i (new) (cbcs pattern)
- pharmacology – ii
- pharmacology – ii (cgpa pattern)
- pharmacology – iv
- physical pharmaceutics – i
- physical pharmacy – i
- physical pharmacy – ii
- sterile dosage forms