Q34 / 170 · Manipal (MET) 2019 · Chemistry

All ores are minerals, while all minerals are not ores, because

Correct answer
A
the metal cannot be extracted economically from all the minerals
B
minerals are complex compounds
C
the minerals are obtained from mines
D
All of the are correct

Solution

For extraction of metal only those minerals are used (ores) for which the process is economic.

Hence, the correct answer is option: 'A'.

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