Chemistry · 2019
NEET 2019 · 5 May · Code P1 · Q72
Which mixture of the solutions will lead to the formation of negatively charged colloidal [ AgI ] I^- sol.?
Which mixture of the solutions will lead to the formation of negatively charged colloidal $\displaystyle [\mathrm{AgI}] \mathrm{I}^{-}$ sol. ?
Official answer
From NTA’s final answer key for this paper.
(1)
$\displaystyle 50$ mL of $\displaystyle 1 \mathrm{M} \mathrm{AgNO}_3+50 \mathrm{~mL}$ of $\displaystyle 1.5$ M KI
(2)
$\displaystyle 50$ mL of $\displaystyle 1 \mathrm{M} \mathrm{AgNO}_3+50$ mL of $\displaystyle 2$ M KI
NTA’s answer key accepts either.
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NEET (UG) 2019 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.