Q.

EA+/A0=0.5V;     EB+/B0=0.2V;       EC+/C0=-0.3V;     ED+/D0=-0.1VBased on above data select correct statements under standard condition

Moderate

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By Expert Faculty of Sri Chaitanya

a

Best oxidizing agent is A+

b

Best reducing agent is D

c

C can displace D+ from it’s solution

d

a Galvanic cell obtained by electrodes A and B shows the current flow from B to A in external circuit.

answer is 1,3.

(Detailed Solution Below)

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Detailed Solution

Element lower SRP reduces ion with higher SRPThe ion with higher SRP oxidises the element with lower SRPElectrons flow from anode (B) to cathode (A) and hence current flows from A to B
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