Bond Energy and Bond Length Flashcards
1
Q
Define bond energy.
A
It is the energy required to break one mole of a covalent bond between two atoms in a gaseous state.
2
Q
The … the bond length, the … the bond.
The … the bond energy, the … the bond
A
shorter; stronger
greater; stronger
3
Q
Define electronegativity.
A
It is the ability of an atom in a covalent bond to attract a bonding pair of electrons towards itself.
4
Q
Electronegativity … across the period.
Electronegativity … down the group.
A
Increases
Decreases