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There is a "short-cut" to determining the number of valence electrons. how can you determine the number of valence electrons by just looking at the periodic table?
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There is a "short-cut" to determining the number of valence electrons. how can you determine the number of valence electrons by just looking at the periodic table?

User Nirav Kamani
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The number of valence electrons of elements in a group is the same as the group number
User Split Your Infinity
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