Back to GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS
NEET UG CHEMISTRY MCQ: GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS
1
Hard
1 of 1
Analyzing
+4 | -1
Which of the following statements about the advantages of roasting of sulphide ore before reduction is not true?
View answer and explanation
Correct option: D
Carbon and hydrogen are suitable reducing agents for metal sulphides
Option D is correct because carbon and hydrogen are generally not suitable reducing agents for metal sulfides directly; roasting converts the sulfide to an oxide, which is then reduced.
More Questions from GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS
Practice All Chapter MCQs →
Mac Arthur and Forest cyanide process is used in the extraction of:
Which form of iron has lowest percentage of carbon?
Assertion (A): Wolframite impurities are separated from cassiterite by electromagnetic separation.
Reason (R): Cassiterite being magnetic is attracted by the magnet and forms a separate heap. Which one is an ore of sodium? Aluminothermic process is used for the extraction of metals, whose oxides are: In the extraction of copper, the metal formed in the Bessemer’s converter is due to the reaction:
Reason (R): Cassiterite being magnetic is attracted by the magnet and forms a separate heap. Which one is an ore of sodium? Aluminothermic process is used for the extraction of metals, whose oxides are: In the extraction of copper, the metal formed in the Bessemer’s converter is due to the reaction: