The equation that is incorrect is:

The equation that is incorrect is:
  1. Λm0KBr-Λm0NaCl=Λm0KBr-Λm0KCl
  2. Λm0KG-Λm0KQ=Λm0NaG-Λm0NaQ
  3. Λm0H2O=Λm0HCl+Λm0NaOH-Λm0NaCl
  4. Λm0NaBr-Λm0Nal=Λm0KBr-Λm0KI

Solution

Option (1) is incorrect.
According to Kohlrausch's law correct expression is
Λ m 0 NaBr Λ m 0 Nal = Λ m 0 KBr Λ m 0 KI
  The other statements are correct.

Asked in: JEE Main 2020 (07 Jan Shift 2)

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