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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI
LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034
M.Sc. DEGREE EXAMINATION - CHEMISTRY
THIRD SEMESTER – NOVEMBER 2011
CA 3900 - COMPUTERS IN CHEMISTRY
Date : 12-11-2011
Time : 9:00 - 12:00
Dept. No.
Max. : 100 Marks
PART-A
10*2=20
Answer ALL Questions
1) List the character set used in C.
2) What are identifiers? State the rules for identifiers.
3) State Hukel Mo theory in C language.
4) Convert into C expression
Q = (1/σ) (KT/KC)3/2 (1/(ABC)1/2)
5) Write a structure for Beer Lambert’s law.
6) Define binding energy.
7) State Woodward Hoffman rule.
8) Write a for loop to calculate empherical formula.
9) State glucose estimation.
10) Write any four applications
ns of computers in chemistry.
PART-B
Answer ALL Questions
5*8=40
11.a)Explain
Explain the categories of C operators.
(or)
b)Define structure. Write a C program using structures to calculate the salary details of
employees.
12.a)Write a C program using arrays to illustrate secular equation for ethylene.
(or)
b) Write a C program to calculate Interplanar spacing of a crystal using Bragg’s Law
13.a)Write a C program for determination of Lattice energy of sodium chloride using
u
BORN-LANDE
LANDE equation.
(or)
b)Write
Write a C program using functions to calculate solubility of sparingly soluble salt.
14.a) Write a C program to determine the molecular weight using structure.
(or)
b) Write a C program to estimate the percentage of C,H,O in organic compound
using functions.
15.a) Write a C program to calculate the hydrogen ion concentration using arrays.
(or)
b) Write a C program to determine protein using Biuret method.
PART-C
Answer any TWO Questions
16.a)Define function. Explain the elements of function.(8)
2*20=40
b) Illustrate with example the different categories of functions(12)
17.a) Write a C program to find the rotation partition.
b) Write a C program for determining Half life and Average Life of Radioactive of
Nucleus.
18.a) Write a C program to calculate λ max using structures.
b) Write a C program to :i. estiamte the Glucose level using Orthotoludine method.
ii. estimate calcium using loop statement.
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