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Questions
Questions

CHEM1012 (L2) Online Quiz #1

Short answer

How many valence electrons does an arsenic (As) atom have?  (Input number only.)

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Standard Answer
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Approach Analysis
The question asks for the number of valence electrons in arsenic (As). First, identify arsenic's position in the periodic table: it is in group 15 (V) and period 4, which ty......Login to view full explanation

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