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NCERT TELUGU-THE P-BLOCK ELEMENTS -Exercises
- Why is dioxygen a gas but sulphur a solid ?
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- Knowing the electron gain enthalpy values for O to O^(-) and O to O^(2...
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- Which aerosols deplete ozone?
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- Describe the manufacture of H(2)SO(4) by contact process.
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- How is SO(2) an air pollutant?
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- Why are halogens strong oxidising agents?
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- Explain why fluorine forms only one oxoacid, HOF.
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- Explain why inspite of nearly the same electronegativity, oxygen forms...
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- Write two uses of ClO(2).
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- Why are halogens coloured ?
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- Write the reactions of F(2) and Cl(2) with water.
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- How can you prepare Cl(2) from HCl and HCl from Cl(2) ? Write the reac...
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- What inspired Bartlett for carrying out reaction between Xe and PtF(6)...
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- What are the oxidation states of phosphorus in the following ? "PCl"...
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- Write balanced equations for the folliowing. NaCl is heated with "C...
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- How are Xenon fluorides XeF(2),XeF(4) and XeF(6) obtained ?
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- With which neutral molecule, ClO^(-) is isoelectronic ? Is that molecu...
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- How are XeO(3) and XeOF(4) prepared ?
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- Arrange the following in the order of the property indicated for each ...
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- Which of the following does not exist ? a) XeOF(4) b) NeF(2) c) XeF...
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