Give the correct order of initials T or F for following statements. Use T if statement is true and F if it is false (i) In Gold Schmidt thermite process aluminium acts as a reducing agent. (ii) Mg is extracted by electrolysis of aq. solution of MgCl2 . (iii) Extraction of Pb is possible by carbon reduction method. (iv) Red bauxite is purified by Serpeck’s process.

Question

Give the correct order of initials T or F for following statements. Use T if statement is true and F if it is false (i) In Gold Schmidt thermite process aluminium acts as a reducing agent. (ii) Mg is extracted by electrolysis of aq. solution of MgCl2 . (iii) Extraction of Pb is possible by carbon reduction method. (iv) Red bauxite is purified by Serpeck&rsquo;s process. (A) TTTF (B) TFFT (C) FTTT (D) TFTF

Tardigrade Admin · Accepted Answer

(i) Cr 2 O 3+2 Al (R.A.) xrightarrowΔ Al 2 O 3+2 Cr ; Δ H =-v e (ii) Mg is extracted by electrolysis of fused MgCl 2 and NaCl (iii) PbO + C arrow Pb + CO (iv) Red Bauxite is purified by Baeyer's process

$TTTF$

$TFFT$

$FTTT$

$TFTF$

(i) $C r_{2} O_{3} + 2 A l (R . A .) Δ A l_{2} O_{3} + 2 C r; Δ H = - v e$
(ii) $M g$ is extracted by electrolysis of fused $M g C l_{2}$ and $N a Cl$
(iii) $P b O + C \to P b + CO$
(iv) Red Bauxite is purified by Baeyer's process

TTTF

TFFT

FTTT

TFTF

(i) Cr2​O3​+2Al(R.A.)Δ​Al2​O3​+2Cr;ΔH=−ve (ii) Mg is extracted by electrolysis of fused MgCl2​ and NaCl (iii) PbO+C→Pb+CO (iv) Red Bauxite is purified by Baeyer's process

$TTTF$

$TFFT$

$FTTT$

$TFTF$

(i) $C r_{2} O_{3} + 2 A l (R . A .) Δ A l_{2} O_{3} + 2 C r; Δ H = - v e$
(ii) $M g$ is extracted by electrolysis of fused $M g C l_{2}$ and $N a Cl$
(iii) $P b O + C \to P b + CO$
(iv) Red Bauxite is purified by Baeyer's process