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USHA PUBLICATION-D- AND F_BLOCK ELEMENT & CO-ORDINATION COMPOUND -EXERCISE
- Write the product formed when ammonia reacts with excess of chlorine.
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- What is composition of Oleum ?
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- The inert gas used in beacon lights is
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- Name the catalyst used in the contact process of manufacture of H2SO4
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- The most abundant noble gas present in the atmosphere is .
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- Sodium chloride on heating with H2SO4 in presence of MnO2 produce gas...
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- What is the bond angle in SO2 molecule ?
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- Arrange the halogen acids in increasing order of their acidic strength...
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- What happens when phosphorous acid is heated ?
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- Why is oxygen a gas sulphur a solid at while room temperature ?
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- Explain that bleaching action of CL2 is permanent, while that of SO2 i...
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- What are the interhalogen compounds?Give examples.
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- Give an example of interhalogen compound of chlorine.
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- Why does xenon form compounds only with fluorine and oxygen ?
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- Explain why the reducing power for the hydrides of Gr-15 increases dow...
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- How does ozone react with SnCl2
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- What happens when Nal is heated with conc. H2SO4 ?
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- Give the principle of manufacture of H2SO4 by contact process.
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- What happens when SO2 gas is passed through acidified K2Cr2O7 solution...
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- What happens when NH3 gas is passed through copper sulphate solution f...
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