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Question

Both are separate questions....How to know what reaction is going to occur in each?
Joshi sir comment

In first case reactions involved areReduction of Fe+++,    Fe+++Fe++Titration step,               6Fe+++K2Cr2O76Fe++++2Cr+++By using titration reaction, solve the question 

 In second case reaction involved isAs4O6+4I3-As4O10+12I-Now solve

inform if any issue

 

 

 

 

Read 1 Solution.

How to know what reaction will occur

For eg

As₄O₆ -> As₄O₁₀  and I⁻₃ -> I⁻

 

Are these general reactions?

LUFFY 5 year ago is this solution helpfull: 0 0

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