Standard electrode potentials of redox couples A 2+ / A B 2+ / B , C 2+ / C and D 2+ / D are 0.3 V ,-0.5 V ,-0.75 V and 0.9 V respectively. Which of these is best oxidising agent and reducing agent respectively?

Question

Standard electrode potentials of redox couples A 2+ / A B 2+ / B , C 2+ / C and D 2+ / D are 0.3 V ,-0.5 V ,-0.75 V and 0.9 V respectively. Which of these is best oxidising agent and reducing agent respectively? (A) D2+ / D and B2+ / B (B) B 2+ / B and D 2+ / D (C) D 2+ / D and C 2+ / C (D) C2+ / C and D2+ / D

Tardigrade Admin · Accepted Answer

The redox couple with maximum reduction potential will be best oxidising agent and with minimum reduction potential will be best reducing agent.

Q. Standard electrode potentials of redox couples $A^{2 +} / A$ $B^{2 +} / B, C^{2 +} / C$ and $D^{2 +} / D$ are $0.3 V, - 0.5 V, - 0.75 V$ and $0.9 V$ respectively. Which of these is best oxidising agent and reducing agent respectively?

$D^{2 +} / D$ and $B^{2 +} / B$

$B^{2 +} / B$ and $D^{2 +} / D$

$D^{2 +} / D$ and $C^{2 +} / C$

$C^{2 +} / C$ and $D^{2 +} / D$

The redox couple with maximum reduction potential will be best oxidising agent and with minimum reduction potential will be best reducing agent.

Q. Standard electrode potentials of redox couples A2+/A B2+/B,C2+/C and D2+/D are 0.3V,−0.5V,−0.75V and 0.9V respectively. Which of these is best oxidising agent and reducing agent respectively?

D2+/D and B2+/B

B2+/B and D2+/D

D2+/D and C2+/C

C2+/C and D2+/D

The redox couple with maximum reduction potential will be best oxidising agent and with minimum reduction potential will be best reducing agent.

Q. Standard electrode potentials of redox couples $A^{2 +} / A$ $B^{2 +} / B, C^{2 +} / C$ and $D^{2 +} / D$ are $0.3 V, - 0.5 V, - 0.75 V$ and $0.9 V$ respectively. Which of these is best oxidising agent and reducing agent respectively?

$D^{2 +} / D$ and $B^{2 +} / B$

$B^{2 +} / B$ and $D^{2 +} / D$

$D^{2 +} / D$ and $C^{2 +} / C$

$C^{2 +} / C$ and $D^{2 +} / D$