Question

explain whether you would expect astatine to be more or less reactive than iodine
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Answer 1

Answer:

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Less reactive than iodine, astatine is the least reactive of the halogens, although its compounds have been synthesized in microscopic amounts and studied as intensively as possible before their radioactive disintegration.

Answer 2

Less reactive than iodine, astatine is the least reactive of the halogens, although its compounds have been synthesized in microscopic amounts and studied as intensively as possible before their radioactive disintegration.