Bond Energies and Enthalpies Multiple Choice Questions (MCQ) PDF Download

MCQ 1: The amount of energy required to break a specific covalent bond is called

1. bond dissociation energy
2. bond energy
3. bond enthalpy
4. all of above

MCQ 2: Exothermic enthalpy changes are shown as

1. negative values
2. positive values
3. neutral
4. constant

MCQ 3: To initiate a reaction, the minimum energy which is required to break bonds is called

1. bond energy
2. activation energy
3. breaking energy
4. ionization energy

MCQ 4: The identical bonds in molecules which possesses two type of bonds have bond energies totally

1. different
2. unique
3. same
4. constant

MCQ 5: Other atoms in a molecules effects its

1. enthalpy
2. bond energy
3. volume
4. density