Extraction for zinc from zinc blende is achieved by

Question

Extraction for zinc from zinc blende is achieved by (A) Electrolytic reduction (B) Roasting followed by reduction with carbon (C) Roasting followed by reduction with another metal (D) Roasting followed by self reduction

Tardigrade Admin · Accepted Answer

Zinc blende is roasted and then treated with coke for the reduction. 2 ZnS +3 O 2 xrightarrowΔ 2 Zn 0+2 SO 2 uparrow ZnO + C xrightarrowΔZn + CO uparrow

Q. Extraction for zinc from zinc blende is achieved by

Electrolytic reduction

Roasting followed by reduction with carbon

Roasting followed by reduction with another metal

Roasting followed by self reduction

Zinc blende is roasted and then treated with coke for the reduction.
$2 Z n S + 3 O_{2} Δ 2 Z n 0 + 2 S O_{2} ↑$
$Z n O + C Δ Z n + CO ↑$

Q. Extraction for zinc from zinc blende is achieved by

Electrolytic reduction

Roasting followed by reduction with carbon

Roasting followed by reduction with another metal

Roasting followed by self reduction

Zinc blende is roasted and then treated with coke for the reduction. 2ZnS+3O2​Δ​2Zn0+2SO2​↑ ZnO+CΔ​Zn+CO↑

Zinc blende is roasted and then treated with coke for the reduction.
$2 Z n S + 3 O_{2} Δ 2 Z n 0 + 2 S O_{2} ↑$
$Z n O + C Δ Z n + CO ↑$