Unit I: Metallurgy - Online Test

Q1. Flux is a substance which is used to convert
Answer : Option B
Explaination / Solution:
No Explaination.


Q2. Which one of the following ores is best concentrated by froth – floatation method?
Answer : Option C
Explaination / Solution:
No Explaination.


Q3. In the extraction of aluminium from alumina by electrolysis, cryolite is added to
Answer : Option A
Explaination / Solution:
No Explaination.


Q4. Zinc is obtained from ZnO by
Answer : Option A
Explaination / Solution:
No Explaination.


Q5. Cupellation is a process used for the refining of
Answer : Option A
Explaination / Solution:
No Explaination.


Q6. Extraction of gold and silver involves leaching with cyanide ion. silver is later recovered by
Answer : Option C
Explaination / Solution:
No Explaination.


Q7. Considering Ellingham diagram, which of the following metals can be used to reduce alumina?
Answer : Option C
Explaination / Solution:
No Explaination.


Q8. The following set of reactions are used in refining Zirconium

This method is known as
Answer : Option B
Explaination / Solution:
No Explaination.


Q9. Which of the following is used for concentrating ore in metallurgy?
Answer : Option D
Explaination / Solution:
No Explaination.


Q10. The incorrect statement among the following is
Answer : Option D
Explaination / Solution:
No Explaination.