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MBD PUBLICATION-p-BLOCK ELEMENTS-QUESTION BANK
- Which on heating will give mixture of SO2 and SO3
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- When Na2S is added to sodium nitroprusside solution:
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- Which statement is wrong?
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- Which compound has bond angle nearly 90^@ :
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- When a lead storage battery is discharged:
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- The reaction in the Kipp.s apparatus stops on closing the outlet, beca...
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- In the reaction, 2Ag + H2SO4 rarr Ag2SO4 + 2H2O + SO2, H2SO4 is:
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- Reagent used to distinguish H2O2 and O3 is:
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- In presence of moisture, SO2 can:
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- A salt of sulphurous acid is called:
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- HI cannot be prepared by heating KI with conc. H2SO4 because:
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- Which does not react with H2SO4 to form H2:
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- Vegetable colouring matter in presence of moisture is bleached by SO2 ...
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- The compound used for preservation of milk is:
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- Mercury meniscus is regained by addition of:
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- In the reaction, 2KI + H2O + O3 rarr 2KOH + O2 + A
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- Which gas is used to improve the atmosphere of crowded places:
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- Liquid oxygen:
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- Which metal sticks to a glass plate after treatment with ozone ?
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- Which is used for washing ears ?
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