Honors Chemistry Chapters 7 & 9 Test

Front 1

A mixture of two or more elements, at least one of which is a metal, are mixed together

Back 1

alloy

Front 2

can be drawn into wires

Back 2

ductile

Front 3

the attraction of valence electrons for positive metal ions

Back 3

metallic bonds

Front 4

can be hammered or forced into shapes

Back 4

malleable

Front 5

an alloy whose component atoms are different sizes

Back 5

interstitial alloy

Front 6

The names of most common polyatomic ions end in either

Back 6

-ite
or
-ate

Front 7

ions formed by single atoms

Back 7

mono-atomic ions

Front 8

ions formed from groups of atoms

Back 8

polyatomic ions

Front 9

positively charged ions

Back 9

cations

Front 10

negatively charged ions

Back 10

anions

Front 11

a traditional way of naming transition metal cations

Back 11

classical naming system

Front 12

ionic compounds composed of two elements

Back 12

binary compounds

Front 13

the electrostatic forces that hold ions together in ionic compounds

Back 13

ionic bonds

Front 14

lowest whole number ratio of ions in an ionic compound

Back 14

formula unit

Front 15

shows the kinds and numbers of atoms in the smallest representative unit of a substance

Back 15

chemical formula

Front 16

the number of ions of the opposite charge that surround the ion in a crystal

Back 16

coordination number

Front 17

the systemic name for baking soda is sodium bicarbonate.

Back 17

Sometimes true

Front 18

in writing a formula for an ionic compound the net ionic charge of the formula must be zero

Back 18

always true

Front 19

anions that contain oxygen end in ite or ate

Back 19

sometimes true

Front 20

the cation name is placed first when naming ionic compounds

Back 20

always true

Front 21

FeBr3

Back 21

Iron (3) Bromide

Front 22

KOH

Back 22

Potassium hydroxide

Front 23

Na2Cr2O7

Back 23

Sodium Chromite

Front 24

sodium chlorate

Back 24

NaClO2

Front 25

lead (2) phosphate

Back 25

Pb3(PO4)2

Front 26

magnesium hydrogen carbonate

Back 26

Mg(HCO3)2

Front 27

the names of polyatomic ions end in ITE or ATE

Back 27

sometimes true

Front 28

in polyatomic ions for which there is an ITE/ATE pair, the ITE ending will always indicate one less oxygen then the ATE ending

Back 28

always true

Front 29

polyatomic ions are anions

Back 29

sometimes true

Front 30

The charge on the group A metal ions is found by subtracting the group number from 8

Back 30

never true

Front 31

the group 6A ions have a charge of 2-

Back 31

always true

Front 32

what is the charge on a typical ion for these groups?

1A, 6A, 7A, 2A

Back 32

1+, 2-, 1-, 2+; respectively

Front 33

HCO3-

Back 33

hydrogen carbonate

Front 34

NH4

Back 34

ammonium

Front 35

MnO4

Back 35

permangonate

Front 36

OH-

Back 36

hydroxide

Front 37

Ca2+

Back 37

loss of 2

Front 38

S2-

Back 38

gain of 2

Front 39

I-

Back 39

gain of 1

Front 40

Mn3+

Back 40

loss of 3

Front 41

in a body centered cubic structure, each atom has 12 neighbors

Back 41

never true

Front 42

metallic objects are formed from pure metals

Back 42

sometimes true

Front 43

metals that are good conductors are said to be ductile

Back 43

always true

Front 44

drifting valence electrons insulate cations from one another and contribute to the malleability of a metal

Back 44

always true