CHEMISTRY Flashcards
(114 cards)
1
Q
Intrinsic Property
A
Flammability
2
Q
salt + water
A
homogeneous
3
Q
particles settle over time
A
suspension
4
Q
Large particles that do not settle
A
Colloid
5
Q
larger particles than solution
A
colloid
6
Q
Colloid
Dispersed phase:
Dispersion medium:
A
Fat
Water
7
Q
scattering of light due to suspended particles
A
Tyndall effect
8
Q
have larger particles and LESS STABLE
A
Suspension
9
Q
separate salt and water
A
evaporation
10
Q
separate sand and iron
A
magnetization
11
Q
use of CONDENSER in distillation process
A
cool and condense vapor back to liquid
12
Q
method use in differences in boiling point
A
Distillation
13
Q
separate by solubility and mobility
A
chromatography
14
Q
separate components with CLOSE boiling points
A
Fractional Distillation
15
Q
GALVANIC CELL
Oxidation
A
OA-RC
Anode
16
Q
GALVANIC CELL
Reduction
A
OA-RC
Cathode
17
Q
Oxidation state of HNO3 (Nitric acid)
A
+5
18
Q
Different electronegativity
A
Polar covalent bond
19
Q
bonding in metals
move freely
A
metallic bond
20
Q
unequal sharing
A
polar
21
Q
equal sharing
A
non polar
22
Q
Coefficient in balancing
A
Ratio of reactants to products
23
Q
show number of electrons of each element
A
Parantheses/ subscript
24
Q
superscript
A
charge
25
semiconductor
silicon
26
Methane formula
CH4
27
quartz
silicon and oxygen
28
acid + base product
water and salt
29
H+
acid
30
OH–
Base
31
OXIDATION
Lose or gain?
LEO - GER
Lose electrons
32
REDUCTION
Lose or gain?
LEO - GER
Gain Electrons
33
METALS
Lose or gain?
LEM - GEN
Lose electrons
34
NON-METALS
lose or gain?
LEM- GEN
Gain Electrons
35
The apparent charge of atom..
Oxidation number
36
"donates" an electron
Reducing agent
37
reactant that removes electrons from other reactants
accepts electrons
Oxidizing agent
38
_____ agent is oxidized
reducing agent
39
____ agent is reduced
oxidizing agent
40
Oxidation number of OXYGEN
-2
41
Oxidation number of HYDROGEN
+1
42
OXIDATION NUMBER OF
S8
Zero (0) - one element only
43
OXIDATION NUMBER OF
PbO2
Pb - +4
O - -2 (-4)
44
OXIDATION NUMBER
NH3
N- -3
H - +1 (+3)
45
Oxidation sate of reducing agent
Increases (+)
46
Oxidizing agent
positive or negative?
Negative
47
Reduction agent
positive or negative?
Positive
48
enables the separation of compounds in a mixture by dissolving the mixture in a mobile phase and passing this mixture over a stationary phase.
Chromatography
49
Partially covalent
Partially Ionic
Polar covalent bond
50
Weakest intermolecular bond
L-I-D-H
London Dispersion / Vander Waals
51
Strongest intermolecular bond
L-I-D-H
ION-DIPOLE
LDHI
London
Dipole
Hydrogen
ION-DIPOLE
52
positive end - negative end
Dipole-dipole
53
London Dispersion a.k.a
Van der Waals Forces
54
Group metals and nonmentals
Lavoisier
55
organized periodic table in increasing ATOMIC NUMBER
Moseley
56
Law of octaves
Newlands
57
forces that HOLD molecules together
Intramolecular
58
ATTRACTIVE forces between molecules
Intermolecular
59
Intermolecular is ____ than intramolecular
Weaker - Intermolecular
60
Metallic
Ionic
Covalent
INTRAmolecular
61
one to four carbon
solid, liquid, gas
Gas
62
five to 10 carbon atoms
solid, liquid, gas
Liquid
63
PH of natural water
5.6 to 6.2
64
ionizes completely hydronium ions
Strong acid
65
LEWIS
ACID-
BASE-
A- Accept Electron
B- Donate Electron
66
BRONSTED
ACID-
BASE-
A- Donate proton
B- Accept proton
67
Ammonia is...
Base
68
Sodium chloride is...
Acid
69
Standard model of particle physics
Quarks
Leptons
Bosons
70
Makes up protons and neutrons
Quarks
71
Discover electron using cathode ray
Thomson
72
Atoms are indivisible
John Dalton
73
Discover atom nucleus
Rutherford
74
Discover Proton
Rutherford
75
Planetary model
Discrete energy levels
Neils Bohr
76
Alpha scattering performed by...
Rutherford
77
"Wave mechanical Model"
Schrodinger
78
Retinol aka
Vitamin A
79
5-12 carbon
Gasoline
80
12-15 carbon
Kerosene
81
16-18 carbon
Motor oil
82
20+ carbon
Paraffin wax
83
Saturated hydrocarbon
Alkane
84
Unsaturated hydrocarbon
Alkene and Alkyne
85
THE MORE CARBON _____ THE MELTING POINT
HIGHER
86
THE MORE SATURATED _____ THE MELTING POINT
HIGHER
87
Least reactive organic
Ethers
88
commonly associated with Organic compounds
Combustibility
89
High boiling point
Alcohol
90
Organic is ____ soluble
less
91
Hemoglobin
what protein structure?
Quaternary
92
PRIMARY PROTEIN STRUCTURE
Chain
93
SECONDARY PROTEIN STRUCTURE
alpha helix and beta helix
HYDROGEN BONDS
94
TERTIARY PROTEIN STRUCTURE
pleated sheets / 3D
95
QUATERNARY PROTEIN STRUCTURE
multiple
96
Elimination of small molecule
Condensation polymeration
97
Condensation polymeration eliminate ______
WATER (condensate)
98
Emulsion polymeration
Radical
99
Diatomic atoms
HAVE
NO
FEAR
OF
ICE
COLD- Cl
BEER- Br
100
How many metals
92
101
How many nonmetals
20
102
How many metalloids
6
103
PSH - GVV
Period- Shell- Horizontal
Group- Valence - Vertical
104
ALKYL GROUP ORDER
1- Methyl
2- Ethyl
3- Propyl
4- Butyl
105
-COOH
Carboxylic acid
106
-OH
Alcohol
107
-CHO
Aldehyde
108
-CO
Ketone
109
-COO
Ester
110
- O -
Ester
111
-NH2
Amide
112
-CON
Amide
113
Charge of ELECTRON
-1.6 x 10-19 coulombs.
114
he said that atom is mostly made up of SPACE and have POSITIVE nucleus
Rutherford
