IIT JEE Advanced 2007 Paper 2

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This section contains 2 paragraphs. Based on each paragraph, there are 3 questions. Each question has 4 choices (A), (B), (C) and (D), out of which ONLY ONE is correct.
Paragraph for Questions 36–38:
Redox reactions play a pivotal role in chemistry and biology. The values of standard redox potential (E°) of two half-cell reactions decide which way the reaction is expected to proceed. A simple example is a Daniel cell in which zinc goes into solution and copper gets deposited. Given below are a set of half- cell reactions (acidic medium) along with their E° (V with respect to normal hydrogen electrode) values. Using this data, obtain the correct explanations to Questions 36–38.
I2+2e2I E° = 0.54
Cl2+2e2Cl E° = 1.36
Mn3++eMn2+ E° = 1.50
Fe3++eFe2+ E° = 0.77
O2+4H++4e2H2O E° = 1.23
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Question : 37
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