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MBD PUBLICATION-p-BLOCK ELEMENTS-QUESTION BANK
- Give the trend of electronegativity of elements of Group-VA.
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- Between NH3 and PH3 which one is more basic ?
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- Between N2O3 and N2O5, which oxide is more acidic ?
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- Among NH3, PH3, AsH3, SbH3, BiH3, which one is the best reducing agent...
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- What happens when NH4Cl is heated with Ca(OH)2 (equation only) ?
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- Describe the preparation of Ozone.
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- Explain the structure of SO2 molecule.
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- Write some uses of sulphur dioxide.
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- Explain that bleaching action of CL2 is permanent, while that of SO2 i...
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- Which oxide of sulphur can act as an oxidising as well as reducing age...
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- How bromine can be liberated from KBr Solution?
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- What is most electropositive halogen?
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- Explain what happens when HCl gas is passed through concentrated NaCl ...
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- Discuss about the order of electron affinity of halogen elements.
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- What happens when H2O2 reacts with Cl2?
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- What happens when KCIO3 reacts with cone. H2SO4?
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- What happens when NH3 is treated with chlorine in small quantity?
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- Noble gas atoms have very high ionization energles. Explain.
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- What is the shape of XeF2 molecule ?
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- How XeF2 is prepared?
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