Selected MCQ

Current Question
Which bond shares electrons?
  • A. Ionic
  • B. Covalent
  • C. Metallic
  • D. Hydrogen
Correct Answer: B
Explanation:
Covalent bonds share electrons.
Related Question 1
Which bond involves delocalized electrons?
  • A. Ionic
  • B. Covalent
  • C. Metallic
  • D. Hydrogen
Correct Answer: C
Explanation:
Metallic bonding has electron sea.
Related Question 2
Which type of bonding involves delocalized electrons?
  • A. Ionic
  • B. Covalent
  • C. Metallic
  • D. Hydrogen
Correct Answer: C
Explanation:
Metallic bonding features free electrons.
Related Question 3
In molecular orbital theory, antibonding orbitals have:
  • A. Lower energy
  • B. Higher energy
  • C. Same energy
  • D. Zero energy
Correct Answer: B
Explanation:
Antibonding orbitals destabilize molecule.
Related Question 4
Which bond is metallic?
  • A. Electron sharing
  • B. Electron transfer
  • C. Electron sea
  • D. Hydrogen bonding
Correct Answer: C
Explanation:
Metallic bonding involves delocalized electrons.
Related Question 5
Which reaction releases electrons?
  • A. Reduction
  • B. Oxidation
  • C. Neutralization
  • D. Precipitation
Correct Answer: B
Explanation:
Oxidation is loss of electrons.