B.Sc. I (Semester II) (Entrepreneurship) (CBCS) Examination, 2018
Industrial Chemistry (Paper II)
Fundamentals of Analytical Chemistry
Day and Date Wednesday, 18-4-2018 Max. Marks 70
Time 10.30 a.m. to 1.00 p.m.
Instructions All questions are compulsory.
Figures to the right indicate full marks.
Use of log table or scientific calculator is allowed.
1. Choose the most correct alternative for each of the following and rewrite the
sentences 14
Fuel having its octane number 60 indicates that it contains
40% octane 60% n-heptane
80% octane 60% iso-octane
A polymer which is made up of same type of monomer is called as
polymer.
Heterogeneous Natural Homogeneous Branched
The proteins of milk consists of mainly
Casein Fat Glucose Vitamin
In adiabatic process
v 0 q 0 p 0 w 0
Cis-platin has activity.
Antidiabetic Antifungal Anticancer Antitubercular
Natural gas contains as main constituent.
Methane Ethane Propane Ethene
The monomer used in manufacture of PVC is
Polyethene Styrene Chloroethane Formaldehyde
pH of drinking water according to ISI standard is
1 2 4 5 9 10 6 9
The empirical formula of polymer is same as that of monomer from
which it is formed.
Co Addition Neutral Synthetic
10) The process of removing extra common salt is
Distillation Purification Desalination Deionisation
11) 70% water is composed in
Cow milk Human Trees None of these
12) The polymer which soften on heating and harden on cooling is
Thermoplastic Rubber Elastomer Thermosetting
13) The efficiency of heat engine is always
Equal to 1 Greater than 1
Less than 1 Zero
14) The efficiency of engine operating between 973 K and 273 K is
7.194 0.7194 719.4% 71.94%
2. Answer any seven of the following: 14
Write methods of adulteration of milk.
ii) Define hard water and soft water.
iii) State Hess law of mixing.
iv) Define calorific value.
Define monomer and elastomer.
vi) What are major nutrients of plants
vii) Define heat capacity.
viii) Write types of polymer.
ix) Define heat of decomposition.
3. Write notes on any two 10
Classification of nutrients of plant.
ii) Joule-Thomson effect.
iii) Hydroforming and Knocking.
Explain cracking of petroleum. 4
4. Answer any two of the following 14
State various statements of second law of thermodynamics.
ii) Define petroleum. Explain refining of petroleum.
iii) Give synthesis and application of Polyethylene Polystyrene.
5. Answer any two of the following 14
Explain classification of polymer.
ii) Give the difference between spontaneous and non-spontanious process.
iii) Define antacid. Explain importance of Na2CO3 and Al(OH)3 as antacid.