The combustion reaction, C + O2 = CO2, is ___________________?
Correct answer: A. Exothermic
- A. Exothermic
- B. Endothermic
- C. Autocatalytic
- D. None of these
Explanation
Formation of carbon dioxide from carbon and oxygen releases a large amount of heat because the products are at a lower enthalpy than the reactants. Hence the combustion reaction is exothermic.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? support@testustad.com
Practise Chemical Process Principles
2,710 free Chemical Process Principles MCQs from Chemical Engineering, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Chemical Engineering questions like this
Chemical Engineering is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.
More Chemical Process Principles questions
Which of the following constituents of coal is the most important in the production of coke ?
The liquid used for the washing of coal in an industrial coal washery is a mixture of water and ____________________?
Quantity of coke produced from metallurgical coal may be around _____________ percent?
Orsat apparatus is meant for ___________________?
Yield of coke oven gas in low temperature carbonisation of coal is about ______________ Nm3 /ton of dry coal?
Blast furnace gas burns with a bluish flame, because of the presence of____________________?