MCQ
When ${I_2}$ is dissolved in $CC{l_4}$, the colour that results is
- ABrown
- ✓Violet
- CColourless
- DBluish green
✓
Answer
Correct option: B.
Violet
b
(b) $2NaI + C{l_2}\, \to \,2KCl + {I_2}$
(b) $2NaI + C{l_2}\, \to \,2KCl + {I_2}$
$CC{l_4} + {I_2}\, \to $ Violet colour
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
A hypothetical electrochemical cell is shown below.
→$A \,|\, A^+\, (xM)\, ||\, B^+ \,(yM)\, |\, B$
The $emf$ measured is $+ 0.20\, V.$ The cell reaction is
In the following which one have zero dipole moment
A complex has a composition corresponding to the formula $CoBr_2Cl.4NH_3$. What is the structural formula if conductance measurements show two ions per formula unit? Silver nitrate solution given an immediate precipitate of $AgCl$ but no $AgBr $
→The region in the electromagnetic spectrum where the Balmer series lines appear is
Which of the following statements about ribose is incorrect
The heat of neutralisation will be highest in
German silver is an alloy of
Following is the graph between $(a-x)^{-1}$ and time $t$ for second order reaction if $\theta = {\tan ^{ - 1}}\left( {\frac{1}{2}} \right)$ ; $OA = 2\,L\,mol^{-1}$ then rate at the start of reation will be $ [$ in $L\, mol^{-1}\,min^{-1}]$
→$Cu ( s )+ Sn ^{2+}(0.001 M ) \rightarrow Cu ^{2+}(0.01 M )+ Sn ( s )$
→The Gibbs free energy change for the above reaction at $298\, K$ is $x \times 10^{-1} \,k\,J\, mol ^{-1}$;
The value of $x$ is ..... [nearest integer]$\left [\text { Given : } E _{ Cu ^{2} / / Cu }=0.34\, V ; E _{ Sn ^{2} / Sn }^{\ominus}=-0.14 \,V ; F=96500\, C\, mol ^{-1}\right]$
Product Obtained is :
