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The number of valence electrons found in an atom of a Group A element is equal to     eight.     eight minus the group number.     its atomic number.     its group number.     its mass number.

The number of valence electrons found in an atom of a Group A element is equal to     eight.     eight minus the group number.     its atomic number.     its group number.     its mass number.

Chemistry: Matter and Change
Chemistry: Matter and Change
1st Edition
ISBN:9780078746376
Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Chapter4: The Structure Of The Atom
Section: Chapter Questions
Problem 69A: Xenon An isotope of xenon has an atomic number of 54 and contains 77 neutrons. What is the xenon...
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QUESTION 2

  1. The number of valence electrons found in an atom of a Group A element is equal to
       
    eight.
       
    eight minus the group number.
       
    its atomic number.
       
    its group number.
       
    its mass number.
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