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Septeos Septeos
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4 months ago
How many valence electrons does a tin (Sn) atom have?

▸ 2

▸ 4

▸ 14

▸ 36

▸ 50
Textbook 
Chemistry: Atoms First

Chemistry: Atoms First


Edition: 4th
Author:
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OCbobaOCboba
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4 months ago
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Septeos Author
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4 months ago
This helped my grade so much Perfect
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Yesterday
Good timing, thanks!
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2 hours ago
Helped a lot
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