In the neutralisation of $KI$ by $AgNO_3$,the positive charge on the colloidal particles is due to the adsorption of:

  • A
    $Ag^{+}$ ions
  • B
    $Ag$
  • C
    $I^{-}$ ions
  • D
    Both $(b)$ and $(c)$

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When temperature is increased,what happens to the extent of adsorption in physisorption?

According to the Freundlich adsorption isotherm,which of the following is correct?

The graph between $\log (\frac{x}{m})$ and $\log P$ is provided for the adsorption of $NH_3$ gas on a metal surface. Calculate the weight of $NH_3$ gas adsorbed by $50 \ gm$ of the metal surface at $2 \ atm$ pressure. (in $gm$)

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The Langmuir adsorption isotherm is deduced using the assumption that:

The equation which represents the Freundlich adsorption isotherm is ($x = \text{amount of gas}$, $m = \text{mass of solid}$):

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