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    Physical Science Study Set 3
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    Exam 11: The Chemical Elements
  5. Question
    Use the Periodic Table to Find the Atomic Number, Number
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Use the Periodic Table to Find the Atomic Number, Number

Question 21

Question 21

Essay

Use the periodic table to find the atomic number, number of protons, number of electrons, and number of valence electrons for each of the following elements.
a. barium
b. tin
c. phosphorus

Correct Answer:

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a. 56, 56, 56, 2
b. ...

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