B.Pharmacy (Semester (New CBCS) Examination, 2017
PHARMACEUTICAL INORGANIC CHEMISTRY
Day and Date Wednesday, 6-12-2017 Max. Marks 75
Time 10.30 a.m. to 1.30 p.m.
1. Multiple choice questions (20×1=20)
In limit test of chlorides the precipitate comes due to formation of
Silver Chloride Silver Nitrate Silver Oxide Silver Bromide
In limit test of iron citric acid does not allow precipitation of iron with

Ammonia Alcohol Barium oxide Barium sulphate
Impurities in pharmaceutical preparation may be due to following sources
Raw material Manufacturing process
Chemical instability All of these
The standard and test solution used for limit test are prepared in
Nessler cylinder Cooper cylinder
Wet cylinder All of these
In Bronsted-Lowry concept acid is
Proton donor Electron donor
Proton accepter Electron accepter
Fluoride inhibits caries formation via
Decrease acid solubility of enamel
Bacterial inhibition
Both and
Increases acid solubility of enamel
Sodium acetate is known as buffer.
Acidic Basic Neutral All of these
The pH value of urine is
7.4 to 7.5 5.4 to 7.5 4.5 to 8.0 2.0 to 4.0
Sodium hydroxide is base.
Weaker Weak Very weak Stronger
10) In external pharmaceutical preparation following buffer is used
Borate Silicate Chlorate None of these
11) Boric acid is generally prepared from
Borax Alum Hematite Resins
12) Sodium thiosulphate is generally used for purpose.
Protective Antidote Antibacterial None of these
13) Sodium bicarbonate is titrated with
0.5 N H2SO4 0.5 M H2SO4 0.1 N H2SO4 0.1 M H2SO4
14) KMnO4 solutions are used for
antibacterial antifungal
both the above none of these
15) ZnO is used as
protective astringent both and antidote
16) Protective agents are those, which are applied to skin to protect certain
areas from
Irritation Itching
Both and None of these
17) Identify mol. wt. of KMnO4.
158 200 100 140
18) Sodium fluoride is prepared from double decomposition of calcium
fluoride and
Sodium fluoride Sodium iodide
Sodium carbonate Sodium hydroxide
19) Silver nitrate is titrated with
Sodium fluoride Sodium iodide
Sodium thiocyanate Sodium hydroxide
20) Sodium chloride is titrated with solution.
Sodium fluoride Sodium iodide
Silver nitrate Sodium hydroxide
Set P
SLR-TH 4
2. Long answers (answer 2 out of (2×10=20)
Explain importance of radiopharmaceuticals and describe the role of radio
isotopes along with suitable example.
Describe various sources and type of impurities in pharmaceuticals.
Discuss the limit test of chlorides and sulphate.
Explain method of preparation and assay of Sodium thiosulphate. Enlist
properties and uses of it.
3. Short answer (answer 7 out of
How isotonicity of buffer is calculated Suggest method of it.
Discuss the term ORS.
Define the term radioactivity and explain how it is measured.
Describe the haematinics with example.
Give mechanism and assay of hydrogen peroxide.
Explain dental caries and give various inorganic compound used to treat it
Give preparation, assay and uses of calcium gluconate.
Give method of preparation and assay for sodium thiosulphate.
What is buffer equation Highlight the term buffer capacity.