Science, asked by vishwanathraovishwan, 1 month ago

5. Metals with high reactivity can be extracted by
A) Electrolysis
B) Calcination
C) Roasting
D) Thermal decom

Answers

Answered by mandvitrivedi

1

Answer:

Calcination is the process of heating the ore below its melting point in absence of air to remove volatile impurities like arsenic etc. Roasting is the process in which the ore is heated below its melting point in presence of air to oxidise the impurities.

Answered by ZytroxinDrax

0

Answer:

Sorrrrrrrrrrrrry

Explaination:

There is no ans cuz I am in 5 Standard

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