Answer:
Iodine is most reactive because it is very close to having a "full shell" which is 8 electrons so they are "eager" to gain the last electron to became balanced, so that makes it the most reactive. Hope that helps:)
Explanation:
The metric system is based on powers of 10 so it is much easier to convert units, often just by moving the decimal point.
Answer:
vapour pressure I's crushing the bottle
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B is gas
The chemical element krypton is classed as a noble gas and a nonmetal.
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