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NaCl, KBr तथा KCI के लिए सीमान्त मोलर चालकताएँ `^^ ^(@)` क्रमश: `126,152` तथा `150 S cm^(2) Mol^(-1)` है । NaBr के लिए `^^ ^(@)` है -
A. `128 S cm^(2) mol^(-1)`
B. `176S cm^(2) mol^(-1)`
C. `1.0xx 10^(-1)`
D. `302 S cm^(2) mol^(-1)`.

1 Answer

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Best answer
Correct Answer - A
कोल्हाराऊश के नियमानुसार ,
`^^_(NaBr)^(@)= ^^_(NaCl)^(@)+ ^^_(KBr)^(@)-^^_(KCI)^(@)`
`=126+152-150`
`=128 S cm^(2)mol^(-1)`

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