Molecular Orbital Theory Basics

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Questions and Answers

What does molecular orbital theory explain?

  • The formation of chemical bonds between atoms (correct)
  • The process of radioactive decay
  • The behavior of electrons in a magnetic field
  • The behavior of atoms at low temperatures

In molecular orbital theory, what are the interacting atomic orbitals that form molecular orbitals?

  • atomic weight orbitals
  • valence orbitals (correct)
  • polar orbitals
  • spherical orbitals

Which of the following is true about bonding molecular orbitals?

  • They have higher energy than the atomic orbitals from which they are formed (correct)
  • They are always less stable than the original atomic orbitals
  • They have no impact on the properties of the molecule
  • They are formed from non-valence electrons

What is the significance of antibonding molecular orbitals in molecular orbital theory?

<p>They decrease the bond energy and destabilize the molecule (B)</p> Signup and view all the answers

Which of the following best describes the significance of antibonding molecular orbitals in molecular orbital theory?

<p>They weaken the chemical bond and can lead to bond dissociation (B)</p> Signup and view all the answers

What is true about bonding molecular orbitals according to molecular orbital theory?

<p>They always have lower energy than the atomic orbitals from which they are formed (B)</p> Signup and view all the answers

In molecular orbital theory, which atomic orbitals form nonbonding molecular orbitals?

<p>s-p orbitals (B)</p> Signup and view all the answers

What does molecular orbital theory primarily explain about molecules?

<p>Their electronic structure and bonding (B)</p> Signup and view all the answers

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