Question

Purpose of smelting of an ore is.

• A. To oxidise it
• B. To reduce it
• C. To remove vaporisable impurities
• D. To obtain an alloy

Answer 1

Answer: (B)

To reduce it

Answer 2

Smelting is a process of reducing metal oxide to metal by means of coke or .

$\mathrm { Fe } _ { 2 } \mathrm { O } _ { 3 } + 3 \mathrm { C } \rightarrow 2 \mathrm { Fe } + 3 \mathrm { CO }$

$\mathrm { Fe } _ { 2 } \mathrm { O } _ { 3 } + 3 \mathrm { CO } \rightarrow 2 \mathrm { Fe } + 3 \mathrm { CO } _ { 2 }$