Gibbs Phase Rule MCQs : This section focuses on the "Gibbs Phase Rule". These Multiple Choice Questions (MCQs) should be practiced to improve the Gibbs Phase Rule skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
In a single – component condensed system, if degree of freedom is zero, maximum number of phases that can co – exist _________
A. 2
B. 3
C. 0
D. 1
Question 2
The degree of freedom at a triple point in the unary diagram for water is ________
A. 2
B. 3
C. 0
D. 1
Question 3
What is degree of freedom for single – phase fields on the phase diagram?
A. 2
B. 3
C. 0
D. 1
Question 4
What is degree of freedom when three phases co – exist?
A. 2
B. 3
C. 0
D. 1
Question 5
What is Gibbs phase rule for general system?
A. P = C – 1 – F
B. P = C + 1 – F
C. P + F = C – 2
D. P + F = C + 2
Question 6
What is Gibbs phase rule for metallurgical system?
A. F = C – 1 – P
B. F = C + 1 – P
C. P + F = C – 2
D. P + F = C + 2
Question 7
What is the degrees of freedom of a system with a mixture of water, liquid benzene and oxygen?
A. 1
B. 2
C. 3
D. 4
Question 8
What is the degree of freedom of a gas mixture composed of CO2, SO2, SO3, CH4, H2CO3?
A. 2
B. 3
C. 5
D. 7
Question 9
What is the degree of freedom of a gas mixture composed of O2, H2O and H2O2?
A. 1
B. 2
C. 3
D. 4
Question 10
What is the degree of freedom of a gaseous mixture composed of CH4, CO2, H2CO3, H2O and H2O2?
A. 1
B. 2
C. 3
D. 4
Question 11
What is the degree of freedom of a mixture composed Liquid H2O, solid Br2 and gaseous CO2, NO2?
A. 1
B. 2
C. 3
D. 4
Question 12
What is the degree of freedom of a mixture composed of liquid O2, gaseous H2 and ice?
A. 1
B. 2
C. 3
D. 4
Question 13
What is the degree of freedom of a system with 2 phases and 1 component?
A. 1
B. 2
C. 3
D. 4
Question 14
What is the degree of freedom of a system with 3 phases and 5 components?
A. 1
B. 2
C. 3
D. 4
Question 15
What is the degrees of freedom of a system with 5 phases and 5 components?
A. 1
B. 2
C. 3
D. 4
Question 16
What is the degrees of freedom of a system with a mixture of copper pyrites, liquid benzene and helium?
A. 1
B. 2
C. 3
D. 4
Question 17
What is the degrees of freedom of a system with a mixture of ice, water and neon?
A. 1
B. 2
C. 3
D. 4
Question 18
What is the degrees of freedom of a system with a mixture of water and ice?
A. 1
B. 2
C. 3
D. 4
Question 19
What is the number of components in a system with 3 degrees of freedom and 2 phases?
A. 1
B. 2
C. 3
D. 4
Question 20
What is the number of phases in a system with 2 degrees of freedom and 2 components?
A. 1
B. 2
C. 3
D. 4