exam chapter 6

Question 1

the notation for sodium chloride, NaCl, stands for one

Answer 1

formula unit

Question 2

the forces of attraction between molecules in a molecular compound are

Answer 2

weaker than the attractive forces in ionic bonding

Question 3

in a chemical bond, the link between atoms results from the attraction between

Answer 3

nuceli

Question 4

a covalent bond consists of

Answer 4

a shared electron pair

Question 5

bonds with between 5-50% ionic character are considered to be

Answer 5

polar covalent

Question 6

the greater the elctronegativity difference between two bonded atoms , the greater the percentage of

Answer 6

ionic character

Question 7

the ability of an atom to attract electrons is

Answer 7

electronegativty

Question 8

the mixing of two ore more atomic orbitals of similar energies on the same atom to produce new orbitals of equal energies is

Answer 8

hyrbridization

Question 9

the chemical bonding that results from the attraction between metal atoms and the surrounding sea of electrons is called

Answer 9

metallic bonding

Question 10

an ionic bond results from electrical attraction between large numbers of

Answer 10

cations and anions

Question 11

bond length is the distance between two bonded atoms at their

Answer 11

minimum potential energy

Question 12

mobile electrons in the metallic bond are responsible for

Answer 12

luster
thermal conductivity
electrical conductivity

Question 13

which of the following bonds is the strongest

Answer 13

ionic

Question 14

lattice energy is an indicator of the

Answer 14

strength of an ionic bond

Question 15

a charged group of covalently bonded atoms is called

Answer 15

polyatomic ion

Question 16

when a carbon atom’s 2s and 2p orbitals hybridize, which orbitals do they form

Answer 16

four sp3 orbitals