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ASSAM ACADEMIC CENTRE-The p-Block Elements-Example
- 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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- SF6 is used as a gaseous electrical isulator, explain.
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- Give reasons for the following observations: sulphur exhibits greater ...
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- Name the noble gas that forms majority of the known noble gas compound...
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- Give reasons for the following: Nitrogen exhibits +5 oxidation state. ...
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- What is antichlor? Name one such antichlor.
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- What happens when, concentrated H2SO4 is added to calcium fluoride.
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- What happens when copper turnings are added to dilute sulphuric acid?
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- Which halogen will produce O2 and O3 on passing through water?
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- What is "chloride of lime"?
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