MCQ
Ozone with $KI$ solution produces
- A$C{l_2}$
- ✓${I_2}$
- CHI
- D$I{O_3}$
${O_3}$ $ \to $ ${O_2} + [O]$
$2KI + {H_2}O + [O]\, \to \,2KOH + {I_2}$
$\overline{2KI+{{H}_{2}}O+{{O}_{3}}\to 2KOH+{{I}_{2}}+{{O}_{2}}}$
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| Column $-I$ (various solutions) |
Column $-II$ (Their freezing point ) |
||
| $a$ | $0.1\,M$ $BaCl_2$ solution | $p$ | $271\,K$ |
| $b$ | $0.1\,M$ $NaCl$ solution | $q$ | $270\,K$ |
| $c$ | $0.1\,M\, K_3 [Fe(CN)_6]$ solution | $r$ | $268\,K$ |
| $d$ | $0.1\,M\, Al_2 (SO_4)_3$ solution | $s$ | $269\,K$ |
Given : Freezing point of $0.1\,M$ sucrose solution $= 272\,K$ and $F.pt.$ of water $= 273\,K$
Which of the following option show correct matches ?
$(A)$ $\left. Na _{4}\left[ Fe ( CN )_{5} NOS \right)\right]$
$(B)$ $Na _{4}\left[ FeO _{4}\right]$
$(C)$ $\left[ Fe _{2}( CO )_{9}\right]$