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ASSAM ACADEMIC CENTRE-The p-Block Elements-Example
- Explain the following: Electron gain enthalpy for oxygen is less negat...
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- Give reasons for the following: NH3 acts as a Lewis base.
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- Give reasons for the following: Sulphur vapour is paramagnetic.
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- Give reasons: The bond dissociation energy of F2 is less than that of ...
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- Explain the following situations: in the structure of HNO3 molecule, t...
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- Explain the following: SF6 is kineticaly inert.
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- Fluorine does not exhibit any positive oxidation state. Why?
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- Name the noble gas that forms majority of the known noble gas compound...
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- Complete the following chemical reacitons. XeF2 + H2O rarr
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- Complete the following chemical reacitons. PH3 + HgCl2 rarr
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- Give reasons for the following: NH3 acts as a Lewis base.
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- Give reasons for the following: OF6 compound is not known.
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- Account for the following: Fluorine forms the largest number of interh...
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- Arrange the following groups of substances in the order of the propert...
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- Arrange the following in increasing order if acid strength: HCl, HI, H...
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- What is Thomas slag?
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- What is the basicity of orthophosphoric acid?
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- what is the oxidation state of phosphorus in orthophosphoric and phosp...
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- Why conc. H2SO4 is not used for drying of H2S gas?
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- What is Marshall's acid?
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