Chapter 11: Chemical Bonds

Front 1

lustrous, malleable, good conductors of heat and electricity

Back 1

metals

Front 2

nonlustrous, brittle, and poor conductors

Back 2

nonmetal

Front 3

where are malloids found on the periodic table

Back 3

bordering the heavy diagonal line and may have properties of both metal and non metals

Front 4

do metals gain or lose electrons to form positive ions

Back 4

lose

Front 5

do nonmetal gain or lose electrons to form negative ions

Back 5

gain

Front 6

the radii of the atoms tend to what down each group

Back 6

increase

Front 7

the radii of the atoms tend to what from left to right across a period

Back 7

decrease

Front 8

for each step down a group what is added to the atom

Back 8

energy level

Front 9

ionization energy

Back 9

energy required to remove an electron from the atom

Front 10

the most chemically active metals are located where

Back 10

lower left of the periodic table

Front 11

nonmetals have realativley large what compared to metals

Back 11

ionization energies

Front 12

where are the most active nonmetals located at on the periodic table

Back 12

upper right corner of the periodic table

Front 13

lewis structure

Back 13

a representation that shows the valence electrons for that atom

Front 14

when energy is released what is more stable then the other

Back 14

the products are more stable then the reactants

Front 15

ionic bond

Back 15

attraction between oppositely charged ions

Front 16

when are ionic bonds formed

Back 16

when one or more electrons are transferred from one atom to another

Front 17

substances with ionic bonds do not exist as what

Back 17

molecules

Front 18

metals ____ electrons to attain the electron configuration of a noble gas.

Back 18

lose electrons

Front 19

on the periodic table where are the representative metals

Back 19

Groups 1A,2A,3A

Front 20

In the periodic table where are the transition metals

Back 20

Group B

Front 21

covalent bond

Back 21

consist of a pair of electrons shared between two atoms.

Front 22

founder of covalent bonding

Back 22

G.N. Lewis

Front 23

most predominant chemical bond

Back 23

covalent

Front 24

true molecules exist in substances in which the atoms are what

Back 24

covalently bonded

Front 25

polar covalent bond

Back 25

unequal sharing of electrons

Front 26

electronegativity

Back 26

the attractive force that an atom of an element has for shared electrons in a molecule or polyatomic ion.

Front 27

a partial charge is indicated by what greek letter

Back 27

delta

Front 28

if the electronegativities are the same what is it called

Back 28

nonpolar covalent

Front 29

dipole

Back 29

molecule that is electrically asymmetrical, causing it to be oppositely charged at two points

Front 30

as the difference in electronegativity increases, what else increases

Back 30

the polarity of the bond

Front 31

structure of water

Back 31

nonlinear.it is bent and polar.

Front 32

a molecule or ion that has multiple correct lewis structures shows what?

Back 32

resonance

Front 33

resonance structure

Back 33

a molecule or ion that has multiple correct lewis structures.Each of these lewis structures is a resonance structure.

Front 34

what is a polyatomic ion

Back 34

stable group of atoms that has either a positive or a negative charge and behaves as a single unit in many chemical reactions.

Front 35

The Valence Shell electron pair repulsion model is based on what

Back 35

based on the idea that electron pairs will repel eachother electrically and will seek to minimize the repulsion.