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PATHFINDER-P-BLOCK ELEMENTS-QUESTION BANK
- Why does oxygen not show an oxidation state of +4 and +6 like sulphur?
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- Which element in the periodic table has the highest ionization energy?
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- Which oxide of nitrogen is solid?
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- Arrange the following halogens in decreasing order of negative electro...
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- Which is more covalent SbCl5 or SbCl3?
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- Name two compounds in which oxygen has oxidation state other than -2.
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- Give reason ammonia is soluble in water whereas other group 15 hydride...
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- Oxygen is gas whereas sulphur is solid at room temperature .Explain.
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- Why the reducing character of group 15 hydrides increase in descending...
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- Give the preparation reaction of XeOF4.
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- What are interhalogens compounds? Why are most interhalogen compounds ...
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- What is inert pair effect?explain in reference to chemistry of 15 grou...
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- Why is acidic character of HClO4 higher than HClO3?
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- Account for the diprotic nature of H3PO3.
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- In contact process some amount of H2SO4 is used to dissolve SO3 explai...
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- Give equation for reaction of chlorine with anhydrous calcium hydroxi...
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- Give equation for reaction of chlorine with aqueous solution of hot c...
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- Why SO2 is a better reducing agent in alkaline medium as compared to t...
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- Give the formula and describe the structure of a noble gas species whi...
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- Give the formula and describe the structure of a noble gas species whi...
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