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General Principles and processes of Isolation of Elements
easy
નીચેનામાથી કઈ પદ્ધતિ એ અયસ્ક ના સંકેંદ્રણ માટે ઉપયોગી નથી ?
A
ચુંબકીય અલગીકરણ
B
સ્મેલ્ટિંગ
C
જલીય પ્રક્ષાલન
D
ફીણ - પ્લવન પદ્ધતિ
Solution
The process of removal of unwanted materials from the ore is known as ore concentration.
Froth floatation, electromagnetic separation, and gravity separation are few of the processes used for ore concentration.
Smelting, however, is a process of heating the ore in order to extract the base metal.
Standard 12
Chemistry