Download App

p -Block elements - ll — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistryp -Block elements - ll1 Mark
MCQ
Which of the following is true statement
  • A
    $I_2$ can oxidise $KF$
  • B
    $KCl$ can reduce $I_2$
  • C
    Hypo can reduce $I_2$
  • ✓
    $I_2$ can oxidise $PCl_5$
✓

Answer

Correct option: D.
$I_2$ can oxidise $PCl_5$
d
$'O'$ cannot form $OF_4$ and $OF_6$ due to absence of vacent $'d'$ orbital

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from p -Block elements - ll→p -Block elements - ll — all question types→Chemistry STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

Molar conductances of $BaCl_2,\,H_2SO_4$ and $HCl$ at infinite dilutions are $x_1,\, x_2$ and $x_3$ respectively. Equivalent conductance of $BaSO_4$ at infinite dilution will be
→
Identify an appropriate reagent for the conversion of $1^o$ Alcohol to carboxylic acid:-
→
Which element among the Lanthanides has the smallest atomic radius?
→
What will be the $emf$ for the given cell $Pt|{H_2}({P_1})|{H^ + }_{(aq)}||{H_2}({P_2})|Pt$
→
$1$.  $KClO_3 \xrightarrow{\Delta } $

$2$.  $XeF_2 \xrightarrow{H_2O} $

$3$.  $XeF_4 \xrightarrow{H_2O} $

$4$. $PbO_2 \xrightarrow{\Delta } $

$5$. $XeF_6 \xrightarrow{H_2O} $

In how many of the above processes, $O_2$ will be one of the products

→
How many amperes must be passed through a Down's cell to produce sodium metal at a rate of $30.0\ kg/h$ ? ............. $\mathrm{A}$
→
A complex $[CoL_6]^{n+}$ where $L$ is neutral ligand has a magnetic moment $\mu = 4.5\,B. M.$ Hence,
→
The mechanism of the reaction $A + 2B \to  D$ is

$2B\xrightarrow{k}{B_2}\,\left[ {Slow} \right]$

${B_2} + A \to D\,\left[ {Fast} \right]$

The rate law expression, order with respect to $A$, order with respect to $'B'$ and overall order of reaction are respectively

→
The ${E^0}_{{M^{3 + }}/{M^{2 + }}}$values for $Cr,\;Mn,\;Fe$ and $Co$ are $ - 0.41,\; + 1.57,\; + 0.77$ and $ + 1.97\;V$ respectively. For which one of these metals the change in oxidation state from $ + 2$ to $ + 3$ is easiest
→
An excess of $AgNO_3$ is added to $100\, mL$ of a $0.01\, M$ solution of dichlorotetraaqua- chromium $(III)$ chloride. The number of moles of $AgCl$ precipitated would be
→