Using VSEPR theory, the geometry of the hydronium ion H 3 O + has to be predicted Concept Information: The shape of a molecule is predicted using Lewis structure and VSEPR ( valence-shell electron-pair repulsion ) model. The shape of the molecule depends on the number of electron domains available for the central atom of the molecule. The VSEPR model predicts that because these electron domains repel one another, they will arrange themselves to be as far apart as possible, thus minimizing the repulsive interactions between them. For a molecule of type AB x , where A is the central atom surrounded by x B atoms, x can have values of 2 to 6 and the molecules takes up the corresponding geometry To Predict: The geometry of hydronium ion H 3 O + using VSEPR
Using VSEPR theory, the geometry of the hydronium ion H 3 O + has to be predicted Concept Information: The shape of a molecule is predicted using Lewis structure and VSEPR ( valence-shell electron-pair repulsion ) model. The shape of the molecule depends on the number of electron domains available for the central atom of the molecule. The VSEPR model predicts that because these electron domains repel one another, they will arrange themselves to be as far apart as possible, thus minimizing the repulsive interactions between them. For a molecule of type AB x , where A is the central atom surrounded by x B atoms, x can have values of 2 to 6 and the molecules takes up the corresponding geometry To Predict: The geometry of hydronium ion H 3 O + using VSEPR
Solution Summary: The author explains how the geometry of the hydronium ion is predicted using Lewis structure and VSEPR.
Using VSEPR theory, the geometry of the hydronium ion H3O+ has to be predicted
Concept Information:
The shape of a molecule is predicted using Lewis structure and VSEPR (valence-shell electron-pair repulsion) model.
The shape of the molecule depends on the number of electron domains available for the central atom of the molecule.
The VSEPR model predicts that because these electron domains repel one another, they will arrange themselves to be as far apart as possible, thus minimizing the repulsive interactions between them.
For a molecule of type ABx, where A is the central atom surrounded by x B atoms, x can have values of 2 to 6 and the molecules takes up the corresponding geometry
To Predict: The geometry of hydronium ion H3O+ using VSEPR
(b)
Interpretation Introduction
Interpretation:
The reason why the species H4O2+ does not exist has to explained; If it did exist, what would be its geometry has to be given.
Concept Information:
The shape of a molecule is predicted using Lewis structure and VSEPR (valence-shell electron-pair repulsion) model.
The shape of the molecule depends on the number of electron domains available for the central atom of the molecule.
The VSEPR model predicts that because these electron domains repel one another, they will arrange themselves to be as far apart as possible, thus minimizing the repulsive interactions between them.
For a molecule of type ABx, where A is the central atom surrounded by x B atoms, x can have values of 2 to 6 and the molecules takes up the corresponding geometry
To Explain: The reason why the species H4O2+ does not exist and if it did exist, what would be its geometry
Nitrogen trifluoride (NF3) is used in the electronics industry to clean surfaces. NF3 is also a potent greenhouse gas.
(A) Draw the Lewis structure of NF3 and determine its molecular geometry.
(B) BF3 and NF3 both have three covalently bonded fluorine atoms around a central atom. Do they have the same dipole moment?
(C) Could BF3 also behave as a greenhouse gas? Explain why or why not.
1.
Draw the Lewis structures for each of the following ions or molecules. For each, give (i) the
molecular shape, (ii) the electron pair geometry at the central atom, and (iii) the hybridization of the central
atom.
(a) POF3
(b) XeO₂F3+
(c) BrCl₂
(d) N3 (the central atom is N; two other N's are bonded to it)
(e) PF3
(a) Methane (CH4) and the perchlorate ion (ClO4- ) are bothdescribed as tetrahedral. What does this indicate about theirbond angles? (b) The NH3 molecule is trigonal pyramidal, while BF3 is trigonal planar. Which of these molecules is flat?
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