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Alek Hsiang Alek Hsiang
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Posts: 383
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4 years ago
What is the ground-state valence-shell electron configuration of the group of elements indicated by the shaded portion of the periodic table?




ns2

ns2np2

ns2(n-1)d2

ns2(n-2)f2
Textbook 
Chemistry

Chemistry


Edition: 7th
Authors:
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BakariBakari
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4 years ago
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Alek Hsiang Author
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4 years ago
This helped my grade so much Perfect
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Yesterday
I appreciate what you did here, answered it right Smiling Face with Open Mouth
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2 hours ago
Helped a lot
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