Chapter 12

Question 0

Pairs of electrons that are shared between atoms

Answer 0

Bonding pair

Question 1

A representation of a molecule that shows how the valence electrons are arranged among the atoms in a molecule

Answer 1

Lewis structure

Question 2

When the atom is stable with two electrons

Answer 2

Duet rule

Question 3

When the atom is stable with eight electrons

Answer 3

Octet rule

Question 4

Two atoms sharing one electron pair

Answer 4

Single bond

Question 5

Two atoms sharing two electron pairs

Answer 5

Double bond

Question 6

Two atoms sharing three electron pairs

Answer 6

Triple bond

Question 7

When more than one Lewis structure can be drawn from the molecule

Answer 7

Resonance

Question 8

A force that holds groups of two or more atoms together and makes them function as a unit

Answer 8

Bond

Question 9

Energy required to break a bond and form neutral isolated atoms; released when a bond is formed (Kj/mole)

Answer 9

Bond energy

Question 10

A compound formed when a metal reacts with a nonmetal

Answer 10

Ionic compound

Question 11

A covalent bond that contains bonded atoms that have an unequal attraction for the shared electrons

Answer 11

Polar covalent bond

Question 12

The unequal sharing of electrons between two atoms; The relative ability of an atom in a molecule to attract shared electrons to itself

Answer 12

Electronegativity

Question 13

When a molecule has a center of positive and a center of negative charge

Answer 13

Dipole moment

Question 14

A mutual electrical attraction between the nuclei and valence electrons of different atoms that binds the atoms together

Answer 14

Chemical bond

Question 15

Chemical bonding that results from the electrical attraction between Cations and anions

Answer 15

Ionic bond

Question 16

Bonding resulting from the sharing of electron pairs between two atoms

Answer 16

Covalent bond

Question 17

A covalent bond in which the bonding electrons are shared equally by the bonded atoms resulting in a balanced distribution of electrical charge

Answer 17

Nonpolar covalent bond

Question 18

The distance between two bonded atoms with minimum potential energy; The average distance between two bonded atoms

Answer 18

Bond length

Question 19

Determined by the type of bonds present in a molecule

Answer 19

Bond order

Question 20

Pairs of valence electrons repel other pairs of valence electrons as far as possible

Answer 20

Valence shell electron pair repulsion (VSPER)

Question 21

Pairs of electrons not involved in chemical bonding

Answer 21

Lone pairs