Which of the following is an acidic constituent of B.F. slag ?
Correct answer: A. SiO2
- A. SiO2
- B. FeO
- C. MgO
- D. CaO
Explanation
Silica, SiO2, is an acidic oxide and combines with basic oxides in the blast furnace to form slag. FeO, MgO and CaO are basic or predominantly basic constituents.
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
Addition of _____________________ to steel does not impart hardness?
M10 index of coke indicates its____________________?
Dislocations are _______________ defects?
Eutectoid composition of carbon steel at room temperature is___________________?
Ferromagnetic materials owe their properties to __________________ inner sub-shells ?
The yield point phenomenon observed in annealed low carbon steel is due to the presence of the following element ?