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This section includes 10 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. |
Activity of a catalyst determines __________________ |
A. | Yield of end-product |
B. | Ability to accelerate the reaction |
C. | Ageing |
D. | The nature of reactants |
Answer» B. Ability to accelerate the reaction | |
2. |
Which compounds are formed by cracking of heavy hydrocarbons? |
A. | Saturated hydrocarbons |
B. | Unsaturated hydrocarbons |
C. | Saturated and unsaturated hydrocarbons |
D. | Inorganic matter |
Answer» D. Inorganic matter | |
3. |
Which type of catalyst is used in catalytic cracking? |
A. | Catalyst containing nitrogen |
B. | Catalyst containing alumina and silica |
C. | Catalyst containing noble elements |
D. | Catalyst with high electronegativity |
Answer» C. Catalyst containing noble elements | |
4. |
In which conditions does hydro-cracking are conducted? |
A. | In the presence of water |
B. | In the presence of electricity |
C. | In the presence of hydrogen |
D. | In the presence of oxygen |
Answer» D. In the presence of oxygen | |
5. |
Liquid-phase cracking can crack any type of oil. |
A. | True |
B. | False |
Answer» B. False | |
6. |
In thermal cracking, by which method does the cracked products are separated? |
A. | Fractional distillation |
B. | Destructive distillation |
C. | Oil distillation |
D. | Steam distillation |
Answer» B. Destructive distillation | |
7. |
Which of the following solid product is formed after thermal cracking of gasoline? |
A. | Charcoal |
B. | Sodium chloride |
C. | Butane |
D. | Coke |
Answer» E. | |
8. |
By which process we can get higher yields of gasoline in cracking? |
A. | Electrolytic decomposition |
B. | Thermal decomposition |
C. | Nuclear energy |
D. | Destructive distillation |
Answer» C. Nuclear energy | |
9. |
Which of the following is called as straight run petrol? |
A. | Intermediate oils |
B. | Residue fuel oils |
C. | Gasoline oils |
D. | Lubricants |
Answer» D. Lubricants | |
10. |
Which of the following is a catalytic process? |
A. | Hydrogenation process |
B. | Coking |
C. | Pyrolysis |
D. | Thermal Cracking |
Answer» B. Coking | |