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SHARAM PUBLICATION-GROUP 16 ELEMENTS (OXYGEN FAMILY)-EXERCISE
- Which gas is librated when metallic copper reacts with Conc. H2SO4 ?
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- Which gas is librated when Zinc reacts with Conc. H2SO4 ?
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- Between SO2 and SO3 which one acts as the reducing agent ?
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- Bleaching properties of bleaching powder are due to its:
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- Fill in the blanks :Ozone reacts with stannous chloride and HCl to for...
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- Fill in the blanks :When sulphuric acid is dehydrated ………….. Is formed...
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- Fill in the blanks :Hydrogen sulphide reduces hot conc. H2SO4 to ……………...
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- Tailing of mercury is due to formation of .
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- Fill in the blanks :The black substance left when Conc. H2SO4 is added...
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- Fill in the blanks :Sulphur acts as ………….. In vulcanization of rubber.
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- Fill in the blanks :H2S gas is dried by passing through …………….
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- Fill in the blanks :………… gas is formed when iron sulphide reacts with ...
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- Fill in the blanks : ……………. Is evolved when non- metals are heated wit...
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- The most stable allotropic form of sulphur is:
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- Fill in the blanks :The dehydration property of conc.H2SO4 is due to t...
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- Fill in the blanks :Ozone is absorbed by …………
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- Fill in the blanks :Ozone oxides iodine to …………
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- Fill in the blanks :The maximum covalency of sulphur is ………..
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- Fill in the blanks :When a lead acetate paper is shown to H2S gas it t...
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- The thermal stability of the hydrides of group 16 ......... down the g...
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