

MCQOPTIONS
Saved Bookmarks
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry knowledge and support exam preparation. Choose a topic below to get started.
1. |
Equilibrium of a reaction depends on the concentration of reactants. |
A. | true |
B. | false |
Answer» C. | |
2. |
When a chemical reaction is written the products are written on the _____________ |
A. | left side |
B. | right side |
C. | either left side or right side |
D. | depends on the chemicals present |
Answer» C. either left side or right side | |
3. |
At which of the following temperatures water is a dynamic equilibrium with ice? |
A. | 0 Kelvin |
B. | zero degree centigrade |
C. | zero degree Fahrenheit |
D. | 100 Kelvin |
Answer» C. zero degree Fahrenheit | |
4. |
Dynamic equilibrium mainly concerns about _______________ |
A. | spontaneous reactions |
B. | nonspontaneous reactions |
C. | reversible reactions |
D. | Irreversible reactions |
Answer» E. | |
5. |
What is the reverse reaction of s of water? |
A. | conversion into ice |
B. | conversion into steam |
C. | conversion into water |
D. | equilibria |
Answer» D. equilibria | |
6. |
In which of the following conditions do you think the rates of both forward and backward reactions are the same? |
A. | unstable equilibrium |
B. | not in an equilibrium |
C. | the beginning of a reaction |
D. | equilibrium |
Answer» E. | |
7. |
At dynamic equilibrium the concentration of both the reactants and products are ____________ |
A. | equal |
B. | not equal |
C. | cannot predict |
D. | sometimes equal sometimes not equal |
Answer» C. cannot predict | |
8. |
Equilibrium can be attained only from one side. |
A. | true |
B. | false |
Answer» C. | |
9. |
Synthesis of ammonia occurs through __________ |
A. | Haber s process |
B. | The carbon cycle |
C. | Nitrogen cycle |
D. | Hydrogen cycle |
Answer» B. The carbon cycle | |