Question: Elements in group 7A in the periodic table are the halogens; elements in group 6A are called the chalcogens. (a) What is the most common

Elements in group 7A in the periodic table are the halogens; elements in group 6A are called the chalcogens.
(a) What is the most common oxidation state of the chalcogens compared to the halogens? Can you suggest an explanation for the difference?
(b) For each of the following periodic properties, state whether the halogens or the chalcogens have larger values: atomic radii; ionic radii of the most common oxidation state; first ionization energy; second ionization energy.

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a The most common oxidation state of the chalcogens is 2 while that of the halogens is 1 Addi... View full answer

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