Explore topic-wise MCQs in Engineering Chemistry.

This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Chemistry knowledge and support exam preparation. Choose a topic below to get started.

1.

Calculate the degree of freedom for a saturated solution of sodium chloride.

A. 0
B. 1
C. 3
D. 2
Answer» E.
Discussion
2.

Calculate the degree of freedom for the following reaction. N2O4 (Gas) ⟶ 2NO2 (Gas)

A. 1
B. 2
C. 3
D. 0
Answer» C. 3
Discussion
3.

Calculate the degree of freedom for an aqueous solution of glucose.

A. 1
B. 2
C. 4
D. 3
Answer» E.
Discussion
4.

Calculate the degree of freedom for the following reaction. NaCl (Solid) ⟶ NaCl (Liquid) + H20 (Gas)

A. 2
B. 3
C. 1
D. ⟶ NaCl (Liquid) + H20 (Gas)a) 2b) 3c) 1d) 0
Answer» D. ⟶ NaCl (Liquid) + H20 (Gas)a) 2b) 3c) 1d) 0
Discussion
5.

Calculate the degree of freedom for the following reaction. CaCO3 ⟶ CaO + CO2 (Gas)

A. 1
B. 2
C. 3
D. 0
Answer» B. 2
Discussion
6.

What is the degree of freedom for a water system?

A. 1
B. 2
C. 4
D. 0
Answer» E.
Discussion
7.

What is the number of components present in a reactive system of NaCl-KBr-H20?

A. 1
B. 2
C. 3
D. 4
Answer» E.
Discussion
8.

What is the number of components in a nonreactive system of KCl-NaCl-H2O?

A. 1
B. 2
C. 3
D. 4
Answer» D. 4
Discussion
9.

What is the number of phases and components in the following reaction? Fe + H2O (Gas) ⟶ FeO + H2 (Gas)

A. 3, 3
B. 2, 3
C. 1, 3
D. 2, 2
Answer» B. 2, 3
Discussion
10.

What is the number of phases and components in an aqueous solution of glucose?

A. 2, 1
B. 3, 2
C. 1, 3
D. 1, 2
Answer» E.
Discussion
11.

What is the number of phases and components in the following reaction? NH4Cl ⟶ NH3 (Gas) + HCl (Gas)

A. 1, 2
B. 2, 1
C. 3, 1
D. 3, 2
Answer» C. 3, 1
Discussion
12.

What is the number of phases and components present in the following reaction?MgCO3 ⟶ MgO +CO2 (Gas)

A. 3, 2
B. 1, 3
C. 2, 3
D. 1, 2
Answer» B. 1, 3
Discussion