11. An element “E", belongs to period-3 and group VA(15) a. Identify the number of electrons present in an atom of element, “ E "? b. Write the complete electron configuration for this element, “E". c. What is the valence shell (level) of element “E"? d. How many valence electrons are found in element “E"? e. If this element “E" forms an anion by gaining electron(s), which noble gas will be isoelectronic with this anion? f. Ion symbol of the anion formed is
11. An element “E", belongs to period-3 and group VA(15) a. Identify the number of electrons present in an atom of element, “ E "? b. Write the complete electron configuration for this element, “E". c. What is the valence shell (level) of element “E"? d. How many valence electrons are found in element “E"? e. If this element “E" forms an anion by gaining electron(s), which noble gas will be isoelectronic with this anion? f. Ion symbol of the anion formed is
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:11. An element “E", belongs to period-3 and group VA(15)
a. Identify the number of electrons present in an atom of element, “ E "?
b. Write the complete electron configuration for this element, “E".
c. What is the valence shell (level) of element “E"?
d. How many valence electrons are found in element “E"?
e. If this element “E" forms an anion by gaining electron(s), which noble gas will be
isoelectronic with this anion?
f. Ion symbol of the anion formed is
12. Write the Lewis dot structure and complete electron configuration for the following
ions:
a. Mg*
b. S²-
13a. Draw the Lewis structure for the compound NH,F.
b. Total valence electrons available is
c. Identify the Electron Geometry (Parent structure)_
d. Identify the Molecular Geometry (Molecular shape)
e. Is this molecule polar or nonpolar? Explain.
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