Which of the following properties is $NOT$ true for ozone $(O_3)$?
- AIt oxidizes lead sulfide $(PbS)$.
- BIt oxidizes potassium iodide $(KI)$.
- CIt oxidizes mercury $(Hg)$.
- DIt cannot act as a bleaching agent.
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The large difference between the melting and boiling points of oxygen and sulphur may be explained on the basis of
$H_2S$ is less acidic than $H_2Te$. Why?
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View SolutionThe elements with highest and lowest electron gain enthalpy in group $16$ respectively are
Statement $(A)$ Sulphur vapour is paramagnetic. Statement $(B)$ Reaction of dil. $HCl$ with finely divided iron forms $FeCl_3$ and $H_2$ gas. The correct answer is
Match the following items of List-$I$ with those in List-$II$ and choose the correct option.
List-$I$ List-$II$ $(a) \ [S_2 O_3]^{2-}$ $(I)$ Paramagnetic $(b) \ H_2 O_2$ $(II)$ Toxic gas $(c) \ H_2 S$ $(III)$ Strong reducing agent $(d) \ S_2$ $(IV)$ Disproportionate in presence of $Mn^{2+}$
| List-$I$ | List-$II$ |
|---|---|
| $(a) \ [S_2 O_3]^{2-}$ | $(I)$ Paramagnetic |
| $(b) \ H_2 O_2$ | $(II)$ Toxic gas |
| $(c) \ H_2 S$ | $(III)$ Strong reducing agent |
| $(d) \ S_2$ | $(IV)$ Disproportionate in presence of $Mn^{2+}$ |
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