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Characteristic chemical differences between metals and non-metals, corresponding phosphorus and arsenic compounds

What are the characteristic chemical differences between metals and non-metals?

Explain why corresponding phosphorus and arsenic compounds resemble each other more closely than they do nitrogen compounds.

Name each of the following ions or compounds.
(see the attachment for the compounds)

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Please see the attached file.

What are the characteristic chemical differences between metals and non-metals.

Reactivity is less in the metals vs. non-metals (exception group 1 and group 2)
Electrical conductivity
Colour (for metals)

Chemical properties due to electron configuration
ie. metals lose electrons easily, ...

Solution Summary

Characteristic chemical differences for metals and non-metals are explained, as well as the resemblance between phosphorus and arsenic compounds (versus nitrogen compounds). Four ions/compounds are identified.

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