Would you consider an element with 1 valence electron highly reactive or not reactive? Why?
Highly reactive because it can easily lose the one electron to become stable
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15
What does the atomic number of an element refer to?
The number of protons in a single atom of that element
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15
What are valence electrons?
The electrons in an atom's outermost shell
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15
How many valence electrons to alkali metals have?
1
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15
Which color represents non-metals?
Pink
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15
Which grouping of elements share similar characteristics? Periods or Groups?
Groups aka vertical columns
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15
What are the vertical columns in the periodic table called?
Groups
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15
What name is given to the family of elements furthest to the right on the table: elements with a full valence shell that do not react with other elements to form molecules?