1.

Four alkali metals A, B, C and D are having respectively standard electrode potential as ?3.05,?1.66,?0.40 and 0.80. Which one will be the most reactive [MP PMT/PET 1988 ; CPMT 1983; MNR 1993; UPSEAT 2002]

A.                 A            
B.                 B
C.                 C            
D.                 D
Answer» B.                 B


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