Question 1

Which of the following is not a valence bond concept?

Accepted Answer

A) The greater the overlap between the orbitals on two atoms,the stronger the bond. 
B) Lone pair electrons are in atomic orbitals or in hybrid atomic orbitals. 
C) Atomic orbitals on two atoms may overlap to form antibonding orbitals. 
D) A pair of electrons in a bond is shared by both atoms. 
A) The greater the overlap between the orbitals on two atoms,the stronger the bond. 
B) Lone pair electrons are in atomic orbitals or in hybrid atomic orbitals. 
C) Atomic orbitals on two atoms may overlap to form antibonding orbitals. 
D) A pair of electrons in a bond is shared by both atoms.

Question 2

What is the angle between adjacent sp3 hybrid orbitals?

Accepted Answer

A) 90° 
B) 109.5° 
C) 120° 
D) 180° 
A) 90° 
B) 109.5° 
C) 120° 
D) 180°

Question 3

The HBr bond has a length of 141 pm and 12.1% ionic character.What is the dipole moment of HBr?

Accepted Answer

The answer of The HBr bond has a length of...

Question 4

The intermolecular forces responsible for CH3CH2OH being at liquid at 20°C are ________ bonds.

Accepted Answer

Question 5

What electron geometry would you expect for atoms that have 6 charge clouds?

Accepted Answer

A) Tetrahedral 
B) Octahedral 
C) Trigonal planar 
D) Trigonal bipyramid 
A) Tetrahedral 
B) Octahedral 
C) Trigonal planar 
D) Trigonal bipyramid

Which of the following is not a valence bond concept?

What is the angle between adjacent sp³ hybrid orbitals?

The HBr bond has a length of 141 pm and 12.1% ionic character.What is the dipole moment of HBr?

The intermolecular forces responsible for CH₃CH₂OH being at liquid at 20°C are ________ bonds.

What electron geometry would you expect for atoms that have 6 charge clouds?

Chemical Tools: Experimentation and Measurement

Atoms, molecules, and Ions

Mass Relationships in Chemical Reactions

Reactions in Aqueous Solutions

Periodicity and the Electronic Structure of Atoms

Ionic Compounds: Periodic Trends and Bonding

Covalent Bonding and Electron-Dot Structures

Thermochemistry: Chemical Energy

Gases: Their Properties and Behavior

Liquids, solids, and Phase Changes

Solutions and Their Properties

Chemical Kinetics

Chemical Equilibrium

Aqueous Equilibria: Acids and Bases

Applications of Aqueous Equilibria

Thermodynamics: Entropy, free Energy, and Equilibrium

Electrochemistry

Nuclear Chemistry

Transition Elements and Coordination Chemistry

Metals and Solid-State Materials

The Main-Group Elements

Connections to Organic and Biological Chemistry

Filters

Exam 8: Covalent Compounds: Bonding Theories and Molecular Structure

Which of the following is not a valence bond concept?

What is the angle between adjacent sp3 hybrid orbitals?

The HBr bond has a length of 141 pm and 12.1% ionic character.What is the dipole moment of HBr?

The intermolecular forces responsible for CH3CH2OH being at liquid at 20°C are ________ bonds.

What electron geometry would you expect for atoms that have 6 charge clouds?

Chemical Tools: Experimentation and Measurement

Atoms, molecules, and Ions

Mass Relationships in Chemical Reactions

Reactions in Aqueous Solutions

Periodicity and the Electronic Structure of Atoms

Ionic Compounds: Periodic Trends and Bonding

Covalent Bonding and Electron-Dot Structures

Thermochemistry: Chemical Energy

Gases: Their Properties and Behavior

Liquids, solids, and Phase Changes

Solutions and Their Properties

Chemical Kinetics

Chemical Equilibrium

Aqueous Equilibria: Acids and Bases

Applications of Aqueous Equilibria

Thermodynamics: Entropy, free Energy, and Equilibrium

Electrochemistry

Nuclear Chemistry

Transition Elements and Coordination Chemistry

Metals and Solid-State Materials

The Main-Group Elements

Connections to Organic and Biological Chemistry

Filters

What is the angle between adjacent sp³ hybrid orbitals?

The intermolecular forces responsible for CH₃CH₂OH being at liquid at 20°C are ________ bonds.