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Periodic Table with Valence Electrons and Shells - text-solutions

Periodic Table with Valence Electrons and Shells - text-solutions

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nanni (arn437) – Periodic Table with Valence Electrons and Shells - text – CNS – (87654) 1 This print-out should have 3 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. 001 10.0points The horizontal rows of elements in the peri- odic table are called 1. None of these 2. periods. correct 3. groups. 4. keys. 5. families. Explanation: 002 10.0points Which element is in the same group as phos- phorous? 1. magnesium 2. carbon 3. nitrogen correct 4. oxygen
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Unformatted text preview: 4. oxygen Explanation: Groups are the columns that run vertically down the periodic table. 003 10.0 points Which oF the Following elements is not cor-rectly paired with its group (Family) name? 1. Strontium (Sr), Alkaline earth metals 2. Lithium (Li), Alkali metals 3. Radon (Rn), Noble gases 4. Bismuth (Bi), Halogens correct Explanation: The pnictogens are the Family containing nitrogen through bismuth. The halogens are ±uorine through astatine....
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