Chapter 6

Question 1

Distance between two nuclei connected by a covalent bond. (6.1)

Answer 1

Bond Length

Question 2

A covalent bond in which one of the atoms donates both electrons. (6.6)

Answer 2

Coordinate Covalent Bond

Question 3

A covalent bond in which one of the atoms donates both electrons.

Answer 3

Dative Bond

Question 4

A quantitative measure of the polarity of a bond. (6.2)

Answer 4

Dipole Moment (μ)

Question 5

A multiple bond in which the atoms share two pairs of electrons. (6.1)

Answer 5

Double Bond

Question 6

The ability of an atom in a compound to draw electrons to itself. (6.2)

Answer 6

Electronegativity

Question 7

Method of electron “bookkeeping” in which shared electrons are divided equally between the atoms that share them. (6.4)

Answer 7

Formal Charge

Question 8

A molecule with an odd number of electrons. (6.6)

Answer 8

Free Radical

Question 9

A species that can accept a pair of electrons. (6.6, 16.12)

Answer 9

Lewis Acid

Question 10

A species that can donate a pair of electrons. (6.6, 16.12)

Answer 10

Lewis Base

Question 11

A representation of covalent bonding in which shared electron pairs are shown either as dashes or as pairs of dots between two atoms, and lone pairs are shown as pairs of dots on individual atoms. (6.1)

Answer 11

Lewis Structure

Question 12

A pair of valence electrons that are not involved in covalent bond formation. (6.1)

Answer 12

Lone Pair

Question 13

A chemical bond in which two atoms share two or more pairs of electrons. (6.1)

Answer 13

Multiple Bond

Question 14

Having a uniform distribution of electron density. (6.2)

Answer 14

Nonpolar

Question 15

Rule stating that atoms will lose, gain, or share electrons to achieve a noble gas electron configuration. (6.1)

Answer 15

Octet Rule

Question 16

The ratio of the observed dipole moment (µ) to the calculated dipole moment (µ), multiplied by 100. (6.2)

Answer 16

Percent Ionic Character

Question 17

Having a nonuniform electron density. (6.2)

Answer 17

Polar

Question 18

Bonds in which electrons are unequally shared. (6.2)

Answer 18

Polar Covalent Bond

Question 19

Two or more equally valid Lewis structures for a single molecule that differ only in the positions of electrons. (6.5)

Answer 19

Resonance Structure

Question 20

A pair of electrons shared by two atoms. (6.1)

Answer 20

Single Bond

Question 21

A multiple bond in which the atoms share three pairs of electrons. (6.1)

Answer 21

Triple Bond