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ASSAM ACADEMIC CENTRE-The p-Block Elements-Example
- Account for the following: Dioxygen is a gas but sulpher is a solid.
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- Knowing the electron gain enthalphy values for OrarrO^- and O rarrO^2-...
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- Name a aerosol that depletes ozone.
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- Write the conditions to maximize the yield of H2SO4 by contact process...
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- How is SO2 an air pollutant?
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- Why fluorine is a powerful oxidising agent?
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- Why fluorine formes only one oxacid HOF?
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- Write two uses of ClO2.
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- Why are halogens coloured?
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- Write the reactions of F2 and Cl2 with water.
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- How can you prepare Cl2 from HCl and HCl from Cl2? Write reactions onl...
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- What are the oxidation states of phosphorus in the following: H3PO3
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- What are the oxidation states of phosphorus in the following: PCl3
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- What are the oxidation states of phosphorus in the following: Ca3P2
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- What are the oxidation states of phosphorus in the following: Na3PO4
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- What are the oxidation states of phosphorus in the following: POF3
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- Write balanced equations for the following: NaCl is heated with sulphu...
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- Write balanced equations for the following: Chlorine gas is passed int...
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- With what neutral molecule is ClO^(-) isoelectronic? Is that molecule ...
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- How are XeO3 and XeOF4 prepared?
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