MCQ
$K_2HgI_4$ is $40\%$ ionized in aqueous solution. The value of its van’t Hoff factor $(i)$
  • $1.6$
  • B
    $1.8$
  • C
    $2.0$
  • D
    $2.2$

Answer

Correct option: A.
$1.6$
a
The van't Hoff factor is the ratio between the actual concentration of particles produced when the substance is dissolved and the concentration of a substance as calculated from its mass. For most non-electrolytes dissolved in water, the van't Hoff factor is essentially $1$.

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