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Electrochemistry question

2010 · Q56
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Electrochemistry question

2010 · Q56

NEETChemistryElectrochemistryMCQ+4 / −1
Which of the following expressions correctly represents the equivalent conductance at infinite diluation of Al2(SO4)3. Given that Λ∘\mathop \Lambda \limits^ \circΛ∘​Al3+ and Λ∘\mathop \Lambda \limits^ \circΛ∘​so42−_4^{2 - }42−​ are the equivalent conductances at infinite dilution of the respective ions?
  1. A
    2Λ∘2\mathop \Lambda \limits^ \circ2Λ∘​Al3+   +   3Λ∘3\mathop \Lambda \limits^ \circ3Λ∘​so42−_4^{2 - }42−​
  2. B
    Λ∘\mathop \Lambda \limits^ \circΛ∘​Al3+   +   Λ∘\mathop \Lambda \limits^ \circΛ∘​so42−_4^{2 - }42−​
  3. C
    (Λ∘\mathop \Lambda \limits^ \circΛ∘​Al3+   +   Λ∘\mathop \Lambda \limits^ \circΛ∘​so42−_4^{2 - }42−​) ×\times× 6
  4. D
    13{1 \over 3}31​Λ∘\mathop \Lambda \limits^ \circΛ∘​Al3+   +   12{1 \over 2}21​Λ∘\mathop \Lambda \limits^ \circΛ∘​so42−_4^{2 - }42−​
View written solutionFree

Correct answer: B

Equivalent conductance of an electrolyte at infinite dilution is given by the sum of equivalent conductances of the respective ions at infinite dilution.

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