Chemistry, 04.02.2020 09:04, janicemaxwell123
The columns going down the periodic table are known as groups or families. lithium (li), sodium (na), potassium (k), rubidium (rb), cesium (cs), and francium (fr) are in the same column in the periodic table. why are these elements in the same column in the periodic table?
Answers: 2
Chemistry, 21.06.2019 17:00, alevans7144
Why do sodium and neon have vastly different chemical and physical properties despite having similar atomic masses?
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Chemistry, 22.06.2019 05:30, smartie80
Transportation is the largest single source of air pollution in the united states. air pollution can harm the environment and human health. which technology could offer a solution to this problem? mufflers that reduce noise motors that run on electricity tires that improve gas mileage
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The columns going down the periodic table are known as groups or families. lithium (li), sodium (na)...
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