Question
Chemistry Question on Concentration of ores
Which of the following is not a sulphide ore?
A
Pyrolusite
B
Galena
C
Cinnabar
D
Copper iron pyrites
Answer
Pyrolusite
Explanation
Solution
The correct option is (A): Pyrolusite
Which of the following is not a sulphide ore?
Pyrolusite
Galena
Cinnabar
Copper iron pyrites
Pyrolusite
The correct option is (A): Pyrolusite