Concept explainers
(a)
Interpretation:
The number of valence electrons that are present in Boron atom should be given.
Concept Introduction:
Electron are assigned to orbitals (atomic or molecular) following the Aufbau principle, the Pauli Exclusion Principle, and Hund’s rule.
Core electron are electrons in inner shells.
The outer most shell electron is known as the Valence electron.
(b)
Interpretation: The number of valence electrons that present in Nitrogen should be calculated.
Concept Introduction:
Electron are assigned to orbitals (atomic or molecular) following the Aufbau principle, the Pauli Exclusion Principle, and Hund’s rule.
Core electron are electrons in inner shells.
The outer most shell electron is known as the Valence electron.
(c)
Interpretation: The number of valence electrons that present in Oxygen should be calculated.
Concept Introduction:
Electron are assigned to orbitals (atomic or molecular) following the Aufbau principle, the Pauli Exclusion Principle, and Hund’s rule.
Core electron are electrons in inner shells.
The outer most shell electron is known as the Valence electron.
(d)
Interpretation: The number of valence electronss that present in Fluorine should be calculated.
Concept Introduction:
Electron are assigned to orbitals (atomic or molecular) following the Aufbau principle, the Pauli Exclusion Principle, and Hund’s rule.
Core electron are electrons in inner shells.
The outer most shell electron is known as the Valence electron.

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Chapter 1 Solutions
EP ESSENTIAL ORG.CHEM.-MOD.MASTERING
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