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Introductory Chemistry: A Foundati...
trong>Exercise 12.5 Predict the arrangement of electron pairs around the central atom. Then sketch and name the molecular structure for each of the following molecules ions
msp;
(a)
Interpretation:
The arrangement of electron pairs around the central atom in the given molecule or ion is to be predicted. The sketch and name of the molecular structure for the given molecule or ion are to be stated.
Concept Introduction:
The geometry of the molecule is determined by electron pairs present around the central atom.
The formula to calculate number of electron pairs in compound is,
If electron pairs are
Similarly, if electron pairs are
The number of valence electrons in nitrogen is
Total valence electrons in
Where,
Substitute the values of
(b)
Interpretation:
The arrangement of electron pairs around the central atom in the given molecule or ion is to be predicted. The sketch and name of the molecular structure for the given molecule or ion are to be stated.
Concept Introduction:
The geometry of the molecule is determined by electron pairs present around the central atom.
The formula to calculate number of electron pairs in compound is,
If electron pairs are
Similarly, if electron pairs are
(c)
Interpretation:
The arrangement of electron pairs around the central atom in the given molecule or ion is to be predicted. The sketch and name of the molecular structure for the given molecule or ion are to be stated.
Concept Introduction:
The geometry of the molecule is determined by electron pairs present around the central atom.
The formula to calculate number of electron pairs in compound is,
If electron pairs are
Similarly, if electron pairs are
(d)
Interpretation:
The arrangement of electron pairs around the central atom in the given molecule or ion is to be predicted. The sketch and name of the molecular structure for the given molecule or ion are to be stated.
Concept Introduction:
The geometry of the molecule is determined by electron pairs present around the central atom.
The formula to calculate number of electron pairs in compound is,
If electron pairs are
Similarly, if electron pairs are
(e)
Interpretation:
The arrangement of electron pairs around the central atom in the given molecule or ion is to be predicted. The sketch and name of the molecular structure for the given molecule or ion are to be stated.
Concept Introduction:
The geometry of the molecule is determined by electron pairs present around the central atom.
The formula to calculate number of electron pairs in compound is,
If electron pairs are
Similarly, if electron pairs are
(f)
Interpretation:
The arrangement of electron pairs around the central atom in the given molecule or ion is to be predicted. The sketch and name of the molecular structure for the given molecule or ion are to be stated.
Concept Introduction:
The geometry of the molecule is determined by electron pairs present around the central atom.
The formula to calculate number of electron pairs in compound is,
If electron pairs are
Similarly, if electron pairs are
Chapter 12 Solutions
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