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SHARAM PUBLICATION-GROUP 16 ELEMENTS (OXYGEN FAMILY)-EXERCISE
- SF6 is known but SCl6 is not. Why?
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- H2S acts only as a reducing agent but SO2 acts as a reducing as well a...
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- Why is H2S more acidic than water ?
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- Oxygen is more electronegative than sulphur, yet H2S is acidic while H...
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- How does Nitric oxide emitted from the exhaust of Supersonic jet aerop...
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- Elements of Gr 16 generally show lower value of 1st ionization enthalp...
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- What happens when Con.H2SO4 is added to CaF2 ?
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- Write the increasing order of thermal stability of hydrides of Gr-16 e...
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- Why is H2O liquid and H2S a gas ?
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- Why does ozone act as a powerful oxidising agent?
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- What happens when Sulphur dioxide is passed through FeCl3 solution ?
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- Write three important applications H2SO4.
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- Write the conditions to maximise the yield of sulphuric acid by contac...
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- What is inert pair effect ?
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- Why are Gr 16 elements called chalcogens ?
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- Why OF6 does not exist but SF6 exists ?
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- Arrange the following in order of increasing acid character. H2O, H2S,...
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- What is charring of sugar ?
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- What happens when SO2 gas is passed through acidified K2Cr2O7 solution...
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- Why does SO2 act as a bleaching agent and is temporary ?
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