Which oxo acid of sulphur contains an $S-O-S$ bond?
- A$H_2S_2O_5$
- B$H_2S_2O_4$
- C$H_2S_2O_7$
- D$H_2S_2O_8$
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Assertion: The reaction between $SO_2$ and $H_2S$ in the presence of $Fe_2O_3$ catalyst gives elemental sulfur.
Reason: $SO_2$ is a reducing agent.
Reason: $SO_2$ is a reducing agent.
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View SolutionWhat happens when:
$(i)$ Concentrated $H_2SO_4$ is added to calcium fluoride
$(ii)$ $SO_3$ is passed through water?
$(i)$ Concentrated $H_2SO_4$ is added to calcium fluoride
$(ii)$ $SO_3$ is passed through water?
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View SolutionDiscuss the physical properties of group-$16$ elements.
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View SolutionWhy is dioxygen a gas but sulphur a solid?
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View SolutionThe key step in the manufacturing of $H_2SO_4$ by contact process is
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