Master of Science II (Chemistry) Examination: Oct Nov 2016
Semester III (New CBCS)
SLR No. Day
Date Time Subject Name Paper
No. Seat No.
SLR SD
264
Monday
21/11/2014
02.30 PM
to
05.00 PM
Applied Analytical
Chemistry
C
XI
Instructions: Attempt in all five questions.
Section one is compulsory.
Attempt any two questions from Section II and any two
questions from Section III.
Answer to all questions should be written in one answer book.
All questions carry equal marks.
Figures to right indicate full marks.
Use of log-table and non-programmable calculators is allowed.
Total Marks:70
SECTION I
Q.1 Answer the following: 14
What is the difference between creams and lotions?
Write names of two copper based alloys and mention their composition and
uses?
Give the major composition of creams?
What are the constituents of feeding stuffs?
Which purpose K2SO4, CuSO4 and H2SO4 serve in Kjeldahl's method?
Write the name and structure of DDT?
Mention the role of borates and carbonates in creams?
Write the major and minor constituents of bauxite ore.
What is the importance of soil reaction?
Which methods are used for determination of water from lotions?
Write the principle of analysis of gammexane.
Pyrolusite is the ore of
The chemical formula for hematite is
Triacid digestion is recommended only for the estimation of and
SECTION II
Q.2 What is ore? Write the experimental procedure for the various constituents
present in the dolomite ore.
07
Explain the ion exchange capacity of soil. 07
Q.3 How will you analyze the following pesticides from their sample
Zinab ii) Thiram iii) Thiometon
07
Give in detail analysis of face powder with respect to
Calcium ii) Magnesium iii) Barium
07
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Q.4 Write estimation of manganese, copper and chromium from steel alloy. 07
What are the major and minor constituents of soil? Explain the analytical
procedure for the determination of
phosphorus ii) Sulphur
07
SECTION III
Q.5 Explain the difference between deodorant and antiperspirant. Write estimation
of fatty acids and phenol from deodorant sample.
05
Give the detail analysis of illmenite ore. 05
Write experimental procedure of urea nitrogen for analysis of fertilizer. 04
Q.6 What are cosmetics? How non volatile matter, ash and mineral contents can
be determined from it?
05
How is the solder alloy analyzed for the estimation of its constituents? 05
How is the moisture determined from plant sample by different methods of
ashing.
04
Q.7 Write short notes on (any three) 14
Potassium estimation by STPB method
Classification of pesticides and insecticides
Soil fertility
Pyrolusite ore analysis
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