35 Questions
What is the bond angle in a trigonal bipyramidal shape?
120°
Which theory is used to predict bond angles based on positioning regions of high electron density as far apart as possible?
VSEPR theory
What property describes the separation of charge in a bond?
Bond dipole moment
What is the term for a covalent bond where electrons are shared unevenly between atoms?
Double bond
What shape has six outside groups around a central atom in a three-dimensional arrangement?
Octahedral
In a pure covalent bond, what happens to the shared electrons?
They are shared equally
What determines how polar a bond will be between two atoms?
Difference in electronegativity
What is the term used for an atom's ability to attract a pair of electrons in a chemical bond?
Electronegativity
Which type of molecules obey the octet rule for electron configuration?
Second row elements
How is the strength of a covalent bond measured?
Bond dissociation energy
What property of a molecule is described by the dipole moment?
Separation of charge
What is the term for a molecule with an odd number of electrons that is considered unstable?
Free radical
In the VSEPR theory, what does 'VSEPR' stand for?
Valence Shell Electron Pair Repulsion Theory
What is the term for a covalent bond between atoms of different electronegativities?
Polar covalent bond
Which shape involves a central atom with two pyramids above and below a square plane?
Octahedral
What is the term used to describe the ability of an atom to attract a pair of electrons in a chemical bond?
Electronegativity
In a diatomic molecule of two identical atoms, how is the nature of the bond characterized?
Covalent
What is the preferred Lewis structure when assigning formal charges to atoms in a molecule?
One with formal charges as close to zero as possible
How is the strength of a covalent bond measured?
By its bond dissociation energy
What determines the three-dimensional arrangement of atoms in a molecule according to VSEPR theory?
Electron-pair geometry that minimizes repulsions
What determines the strength of a covalent bond?
Electronegativity difference
Which factor contributes to the lattice energy of an ionic compound?
Size of the ions
What is the term for the average of the distribution of electrons indicated by different Lewis structures?
Resonance hybrid
Which factor contributes to determining whether a bond is polar or nonpolar?
Difference in electronegativity
In a Lewis structure, how are formal charges assigned to each atom?
By treating each bond as sharing one-half of the electrons with each atom
What property of a molecule describes the separation of charge that depends on the difference in electronegativity and bond distance?
Dipole moment
Which shape involves four outside groups placed around a central atom with 109.5° angles between each pair?
Tetrahedral
In the context of Lewis structures, which term refers to the situation where one structure is insufficient to describe the bonding in a molecule?
Resonance form
What theory predicts bond angles by positioning regions of high electron density as far apart as possible to minimize electrostatic repulsion?
VSEPR theory
Which property of a covalent bond is represented by partial charges or a vector and is determined by the sum of the individual bond moments in a molecule?
Bond dipole moment
What is the term for the average of the distribution of electrons indicated by different Lewis structures?
resonance hybrid
How is the strength of a covalent bond measured?
bond dissociation energy
In VSEPR theory, what is the term used to describe the three-dimensional arrangement of atoms in a molecule?
molecular structure
What determines the strength of a covalent bond?
difference in electronegativity
What is the term used for a molecule with an odd number of electrons that is considered unstable?
free radicals
Explore concepts related to axial position location, bond angle, bond dipole moment, and bond energy in trigonal bipyramidal geometry. Test your knowledge on topics like bond distance and electronegativity differences.
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