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chemical bonding
chp 13 vocab
word | definition |
---|---|
periodic | describes something that occurs or repeats at regular intervals |
periodic law | the law that states that the repeating chemical and physical properties of elements change periodically with the atomic number of the elements |
period | a horizontal row of elements in the periodic table |
group | a verticalcolumn of elements in the periodic table |
alkali metals | one of the elements in group 1 |
alkaline earth metals | one of the elements in group 2 |
halogens | one of the elements in group 17 |