Test One

Question 0

Unit of matter composed of two or more atoms, chemically bonded

Answer 0

Molecule

Question 1

Smallest building block of matter - indivisible particle

Answer 1

Atom

Question 2

A single type of matter, can’t be decomposed into simpler substances

Answer 2

Element

Question 3

Combination of two or more elements in distinct proportions

Answer 3

Compound

Question 4

Compositions do not vary from sample to sample; all parts of substance are identical

Answer 4

Pure substance

Question 5

Two or more separate components, no distinct proportions, uniform throughout

Answer 5

Homogenous mixture

Question 6

Two or more separate components, no distinct properties, not uniform throughout

Answer 6

Heterogenous mixture

Question 7

Measurable properties that can be measure without hanging the identity of the substance (bp, color, odor)

Answer 7

Physical property

Question 8

Describe chemical reactivity of a substance (ability to burn in oxygen)

Answer 8

Chemical property

Question 9

Alter physical appearance, but not chemical composition (boiling, melting)

Answer 9

Physical Change

Question 10

Transform substances into new ones

Answer 10

Chemical changes

Question 11

Properties that do not depend on the amount of substance

Answer 11

Intensive properties

Question 12

Properties that depend upon the amount of substance (mass, volume, density, HEAT)

Answer 12

Extensive properties

Question 13

The amount of space a substance takes up

Answer 13

Volume

Question 14

The amount of mass per unit volume

Answer 14

Density

Question 15

How close several measures are to one another

Answer 15

Precision

Question 16

How close a measurement is to the true value

Answer 16

Accuracy

Question 17

Elements that combine in different ways to form more than one compound must do so in ratios of whole numbers

Answer 17

Law of multiple proportions

Question 18

Experiment that resulted in the discovery of the electron

Answer 18

Cathode ray tube

Question 19

Experiment that found the charge and mass of an electron

Answer 19

Millikan oil drop experiment

Question 20

Experiment involving alpha particles that resulted in the discovery of the atomic nucleus. Proved Thompson’s plum pudding model wrong

Answer 20

Rutherford’s experiment

Question 21

Group AI

Answer 21

Alkali metals

Question 22

Group 2A

Answer 22

Alkaline earth metals

Question 23

Group 7A

Answer 23

Halogens

Question 24

Group 8A

Answer 24

Noble gases

Question 25

Metals on periodic table

Answer 25

Left and middle

Question 26

Non-metals on periodic table

Answer 26

Right

Question 27

Metalloids on periodic table

Answer 27

Diagonal line toward bottom right

Question 28

Diatomic molecules

Answer 28

Nitrogen, hydrogen, fluorine, oxygen, iodine, chlorine, bromine

Question 29

Other name for iron 2 ion

Answer 29

Ferrous

Question 30

Other name for iron 3 ion

Answer 30

Ferric

Question 31

Monoatomic cations that form only one possible cation and take the same name as the metal -- name groups

Answer 31

1a, 2a, ag+, and zn2+

Question 32

Transition metals that can form more than one cation, must indicate what?

Answer 32

Must indicate charge -- the higher charge takes -ic, the lower charge takes -ous

Question 33

NH4+

Answer 33

Ammonium

Question 34

NH3+

Answer 34

Ammonia

Question 35

H3O+

Answer 35

Hydronium

Question 36

Monoatomic anions have names ending in ?

Answer 36

-ide

Question 37

OH-

Answer 37

Hydroxide

Question 38

CN-

Answer 38

Cyanide

Question 39

O2|2-

Answer 39

Peroxide

Question 40

Polyatomic anions containing oxygen are oxyanions. What is the ending for the MOST COMMON?

Answer 40

-ate

Question 41

Oxyanion ending for one fewer ending than -ate?

Answer 41

-ite

Question 42

Oxyanions with MORE oxygen than ate?

Answer 42

Hyper-

Question 43

Oxyanions with less oxygen than -ite?

Answer 43

Hypo-

Question 44

NO2|-

Answer 44

Nitrite

Question 45

NO3|-

Answer 45

Nitrate

Question 46

PO3|3-

Answer 46

Phosphite

Question 47

PO4|3-

Answer 47

Phosphate

Question 48

CO3|2-

Answer 48

Carbonate

Question 49

SO3|2-

Answer 49

Sulfite

Question 50

SO4|2-

Answer 50

Sulfate

Question 51

ClO|-

Answer 51

Hypochlorite

Question 52

ClO2|-

Answer 52

Chlorite

Question 53

ClO3|-

Answer 53

Chlorate

Question 54

ClO4|-

Answer 54

Hyperchlorate

Question 55

Copper 1 ion

Answer 55

Cation; cuprous

Question 56

Copper 2 ion

Answer 56

Cation; cupric

Question 57

Mercury 1 ion

Answer 57

Mercurous hg2|2+

Question 58

Mercury 2 ion

Answer 58

Mercuric hg2|+

Question 59

Rules for acids if anion name ends in -ide

Answer 59

Change to -ic, attach prefix hydro, and add the word acid

Question 60

Rules for acids added to oxyanions

Answer 60

Add hydrogen/dihydrogen to the name

Question 61

Rules for anion name ending in -ate

Answer 61

Change to -ic and add acid

Question 62

Rules for anion name ending in -ite

Answer 62

Change to -ous, add acid

Question 63

CH4

Answer 63

Methane