Given, molar conductance at 0.1M concentration, λc=9.54Ω−1 cm2 mol−1 Molar conductance at infinite dilution, λc∞=238Ω−1 cm2 mol−1 We know that, degree of ionisation, α=λc∞λc×100=2389.54×100=4.008%
At 25° C molar conductance of 0.1 molar aqueous solution of ammonium hydroxide is 9.54 ohm^-1 ~cm^2 ~mol^-1 and at infinite dilution its molar…
NEET UG 2013 — Chemistry Physical Chemistry
2013mcqhard
At 25∘C molar conductance of 0.1 molar aqueous solution of ammonium hydroxide is 9.54ohm−1 cm2 mol−1 and at infinite dilution its molar conductance is 238ohm−1 cm2 mol−1. The degree of ionisation of ammonium hydroxide at the same concentration and temperature is
Official previous-year question
Held on 30 Apr 2013 · Verified 9 Jul 2026.
Options
- A
2.080%
- B
20.800%
- C
4.008%
- D
40.800%
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