Test:308 QNo:62

Linked Comprehension

This is a comprehension for Questions 16-18

Redox reactions play an important role in chemistry and biology. The values of standard redox potential (E0) of two half cell reactions decide which way the reaction is expected to procedd . a simple example is a Daniel cell in which Zn goes into solution and Cu gets deposited. Given below are a set of half cell reaction s(acidic medium ) along with their E0 values ( values w.r.t normal H2 electrode )
Answer the questions that follow using the given data.

I2 + 2e- → 2I- E0 = 0.54
Cl2 + 2e-→2Cl- E0 =1.36
Mn3+ + e- → Mn2+ E0 = 1.50
Fe3+ + e- → Fe2+ E0= 0.77
O2 + 4H+ + 4e- → 2H2O E0 = 1.23

which of the following reactions have ΔG < 0 ?

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