The specific conductance of a 0.1 M KCl solution at 23 is 0.012 .
The resistance of the cell containing the solution at the same temperature
was found to be 55 . The cell constant will be:
1. 0.142 cm-1
2. 0.66 cm-1
3. 0.918 cm-1
4. 1.12 cm-1
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe for a 0.00099 M solution. The reciprocal of the degree of dissociation of acetic acid, if for acetic acid is 400 S will be:
1. | 7 | 2. | 8 |
3. | 9 | 4. | 10 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe molar conductivity of a 0.5 mol/dm3 solution of AgNO3 with electrolytic conductivity of 5.76 × 10–3 S cm–1 at 298 K is:
1. 11.5 S cm2/mol
2. 21.5 S cm2/mol
3. 31.5 S cm2/mol
4. 41.5 S cm2/mol
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe unit of specific conductance is:
1. | ohm-1 cm-1 | 2. | ohm cm |
3. | ohm cm-1 | 4. | ohm-1 cm |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe cell constant of a conductivity cell-
1. | Changes with the change of electrolyte. |
2. | Changes with the change of concentration of electrolyte. |
3. | Changes with the temperature of the electrolyte. |
4. | Remains constant for a cell. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyConsider the following graph.
The strong electrolyte in the above graph is represented by:
1. X
2. Y
3. Both X and Y
4. Data given is not sufficient to predict.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyLimiting molar conductivities, for the given solutions, are :
From the data given above, it can be concluded that \(\lambda_m^0 \) in (\(S\ cm^2\ mol^{-1}\)) for CH3COOH will be :
1. \(\mathrm{x-y+2z}\)
2. \(\mathrm{x+y+z}\)
3. \(\mathrm{x-y+z}\)
4. \(\mathrm{{(x-y) \over 2}+z}\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology