Advertisements
Advertisements
प्रश्न
Name the process of concentration
(a) Based on densities
(b) Based on magnetic nature.
उत्तर
The process of concentration :
a. Based on densities is Gravity separation.
b. Based on magnetic nature is Electromagnetic separation.
APPEARS IN
संबंधित प्रश्न
Explain
A neutral gas other than oxygen which is formed at the anode during electrolysis of fused alumina
Name an alloy of lead used in electrical wiring or electrical work in joining metals.
From the metals: copper, iron, magnesium, sodium, and zinc, select a different metal in the case which arranges the above metals in the decreasing order of reactivity.
Explain the term of Ores .
Give two properties of alloys which are different from constituent metals.
Complete and balance the following equation :
Al + NaOH →
The following question refer to the extraction of aluminium and iron from their ores:
What is the major impurity present in iron when it is removed from the furnace?
Name the following.
The property possessed by metals by which they can be beaten into sheets.
Aluminium powder is used in thermite welding because
Name the following :
The process of coating of iron with zinc.
