Redox Reactions And Electrochemistry Ques 35

Question: In balancing the half reaction $ S_2O_3^{2-}\to {S_{(s)}} $ the number of electrons that must be added is [DPMT 2000]

Options:

A) 4 on the left

B) 3 on the right

C) 2 on the left

D) 2 on the right

Show Answer

Answer:

Correct Answer: A

Solution:

In this reaction 4 electrons are needed for the reaction volume.



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