Electrochemistry - Result Question 34

####36. Standard electrode potential of three metals $X, Y$ and $Z$ are $-1.2 V,+0.5 V$ and $-3.0 V$, respectively. The reducing power of these metals will be :

[2011]

(a) $Y>Z>X$

(b) $X>Y>Z$

(c) $Z>X>Y$

(d) $X>Y>Z$

[2011]

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Solution:

  1. (c) As the value of standard reduction potential decreases the reducing power increases i.e.,

$ \underset{(-3.0)}{Z}>\underset{(-1.2)}{X}>\underset{(+0.5)}{Y} $



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