Chemistry 161 Review

0.0(0)
studied byStudied by 4 people
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
Card Sorting

1/354

flashcard set

Earn XP

Study Analytics
Name
Mastery
Learn
Test
Matching
Spaced

No study sessions yet.

355 Terms

1
New cards
heterogeneous mixture
Composed of different kinds, diverse
2
New cards
homogeneous mixture
type of mixture in which the individual substances are evenly mixed
3
New cards
Law of Conservation of Mass
Matter is not created nor destroyed in any chemical or physical change
4
New cards
Accuracy
A description of how close a measurement is to the true value of the quantity measured.
5
New cards
Percision
The degree of exactness of a measurement
6
New cards
significant figures
include all known digits plus one estimated digit
7
New cards
Tetra (t)
10
8
New cards
Giga (G)
10^9
9
New cards
Mega (M)
10^6
10
New cards
kilo (k)
10^3
11
New cards
hecto (h)
10^2
12
New cards
deka (da)
10^1
13
New cards
centi (c)
10^-2
14
New cards
deci (d)
10^-1
15
New cards
centi (c)
10^-2
16
New cards
Milli (m)
10^-3
17
New cards
length
cm
18
New cards
time
s
19
New cards
mass
kilograms
20
New cards
volume
L
21
New cards
amount of a substance
mol
22
New cards
K=
273.15
23
New cards
temprature
K
24
New cards
Physical matter
goes thru phase changed
25
New cards
chemical matter
element compound mixture
26
New cards
Chemistry
The study of the properties of matter and how matter changes
27
New cards
scientific law
28
New cards
scientific theory
29
New cards
scientific hypothesis
An educated guess that seeks to explain observations of nature.
30
New cards
Pico (P)
10
31
New cards
nano (n)
10^-9
32
New cards
Micro (u)
10^-6
33
New cards
Solids
Definite shape and volume
34
New cards
Liquids
Definite volume, no definite shape
35
New cards
gas
36
New cards
Metals
Elements that are good conductors of electric current and heat.
37
New cards
Metalloids
Elements that have properties of both metals and nonmetals.
38
New cards
Transition Metals
groups 3-12
39
New cards
John Dalton
developed modern atomic theory
40
New cards
Aristotle
elemental theory
41
New cards
Alchemist
one who practices medieval chemistry or tries to change metals into gold
42
New cards
Matter is
anything that has mass and takes up space
43
New cards
Property
a characteristic that can be observed or measured
44
New cards
Elements
Any substance that cannot be broken down into simpler substances
45
New cards
mass number
the sum of the number of neutrons and protons in an atomic nucleus
46
New cards
Nuclide Symbol
(A) (z)
47
New cards
group 16
chalcogens
48
New cards
innertranstion metals
lanthinides and anthenides
49
New cards
Isotopes are
atoms of the same element with different mass numbers
50
New cards
Copper (II)
Cu
51
New cards
Flurine
F
52
New cards
gold
Au
53
New cards
Hellium
He
54
New cards
Magnesium
Mg
55
New cards
Maganese
Mn
56
New cards
Mercury
Hg
57
New cards
neon
Ne
58
New cards
Nickle
Ni
59
New cards
Oxigen
O
60
New cards
nitrogen
N
61
New cards
phosphorus
P
62
New cards
Sodium
Na
63
New cards
tin
Sn
64
New cards
zinc
Zn
65
New cards
Hydrogen
H
66
New cards
iodine
I
67
New cards
lead
Pb
68
New cards
iron
Fe
69
New cards
volume
the amount of space an object takes up
70
New cards
speed
Distance/time
71
New cards
Density
mass/volume
72
New cards
aluminum
Al
73
New cards
Barium
Ba
74
New cards
bromine
Br
75
New cards
Calcium
Ca
76
New cards
carbon
C
77
New cards
Chromium
Cr
78
New cards
cobalt
Co
79
New cards
Thompson
Discovered electrons
80
New cards
Earnest Rutherford
The Father of Nuclear Science protons neuclous
81
New cards
James Chadwick
Discovered the neutron
82
New cards
law of definite proportions
a given compound always contains exactly the same proportion of elements by mass
83
New cards
Potassium
K
84
New cards
Sillicon
Si
85
New cards
silver
Ag
86
New cards
sulfur
S
87
New cards
HPO4-2
monohydrogen phosphate
88
New cards
H2PO4-
dihydrogen phosphate
89
New cards
SO4-2
sulfate
90
New cards
HSO4-
hydrogen sulfate
91
New cards
SO3-2
sulfite
92
New cards
S-2
sulfide
93
New cards
HSO3-
hydrogen sulfite
94
New cards
CN-
cyanide
95
New cards
Cr2O7 -2
dichromate
96
New cards
OH-
hydroxide
97
New cards
F-
fluoride
98
New cards
NO3-
nitrate
99
New cards
I-
iodide
100
New cards
C2O4-2
oxalate