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SCIENCE > CHEMISTRY > Flashcards

CHEMISTRY Flashcards

1
Q

Intrinsic Property

A

Flammability

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2
Q

salt + water

A

homogeneous

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3
Q

particles settle over time

A

suspension

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4
Q

Large particles that do not settle

A

Colloid

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5
Q

larger particles than solution

A

colloid

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6
Q

Colloid

Dispersed phase:
Dispersion medium:

A

Fat
Water

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7
Q

scattering of light due to suspended particles

A

Tyndall effect

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8
Q

have larger particles and LESS STABLE

A

Suspension

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9
Q

separate salt and water

A

evaporation

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10
Q

separate sand and iron

A

magnetization

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11
Q

use of CONDENSER in distillation process

A

cool and condense vapor back to liquid

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12
Q

method use in differences in boiling point

A

Distillation

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13
Q

separate by solubility and mobility

A

chromatography

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14
Q

separate components with CLOSE boiling points

A

Fractional Distillation

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15
Q

GALVANIC CELL

Oxidation

A

OA-RC

Anode

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16
Q

GALVANIC CELL

Reduction

A

OA-RC

Cathode

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17
Q

Oxidation state of HNO3 (Nitric acid)

A

+5

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18
Q

Different electronegativity

A

Polar covalent bond

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19
Q

bonding in metals
move freely

A

metallic bond

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20
Q

unequal sharing

A

polar

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21
Q

equal sharing

A

non polar

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22
Q

Coefficient in balancing

A

Ratio of reactants to products

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23
Q

show number of electrons of each element

A

Parantheses/ subscript

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24
Q

superscript

A

charge

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25
Q

semiconductor

A

silicon

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26
Q

Methane formula

A

CH4

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27
Q

quartz

A

silicon and oxygen

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28
Q

acid + base product

A

water and salt

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29
Q

H+

A

acid

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30
Q

OH–

A

Base

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31
Q

OXIDATION

Lose or gain?

A

LEO - GER

Lose electrons

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32
Q

REDUCTION

Lose or gain?

A

LEO - GER

Gain Electrons

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33
Q

METALS

Lose or gain?

A

LEM - GEN

Lose electrons

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34
Q

NON-METALS

lose or gain?

A

LEM- GEN

Gain Electrons

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35
Q

The apparent charge of atom..

A

Oxidation number

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36
Q

“donates” an electron

A

Reducing agent

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37
Q

reactant that removes electrons from other reactants

accepts electrons

A

Oxidizing agent

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38
Q

_____ agent is oxidized

A

reducing agent

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39
Q

____ agent is reduced

A

oxidizing agent

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40
Q

Oxidation number of OXYGEN

A

-2

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41
Q

Oxidation number of HYDROGEN

A

+1

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42
Q

OXIDATION NUMBER OF

S8

A

Zero (0) - one element only

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43
Q

OXIDATION NUMBER OF

PbO2

A

Pb - +4
O - -2 (-4)

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44
Q

OXIDATION NUMBER

NH3

A

N- -3
H - +1 (+3)

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45
Q

Oxidation sate of reducing agent

A

Increases (+)

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46
Q

Oxidizing agent

positive or negative?

A

Negative

47
Q

Reduction agent

positive or negative?

A

Positive

48
Q

enables the separation of compounds in a mixture by dissolving the mixture in a mobile phase and passing this mixture over a stationary phase.

A

Chromatography

49
Q

Partially covalent
Partially Ionic

A

Polar covalent bond

50
Q

Weakest intermolecular bond

A

L-I-D-H

London Dispersion / Vander Waals

51
Q

Strongest intermolecular bond

A

L-I-D-H

ION-DIPOLE

LDHI
London
Dipole
Hydrogen
ION-DIPOLE

52
Q

positive end - negative end

A

Dipole-dipole

53
Q

London Dispersion a.k.a

A

Van der Waals Forces

54
Q

Group metals and nonmentals

A

Lavoisier

55
Q

organized periodic table in increasing ATOMIC NUMBER

A

Moseley

56
Q

Law of octaves

A

Newlands

57
Q

forces that HOLD molecules together

A

Intramolecular

58
Q

ATTRACTIVE forces between molecules

A

Intermolecular

59
Q

Intermolecular is ____ than intramolecular

A

Weaker - Intermolecular

60
Q

Metallic
Ionic
Covalent

A

INTRAmolecular

61
Q

one to four carbon

solid, liquid, gas

A

Gas

62
Q

five to 10 carbon atoms

solid, liquid, gas

A

Liquid

63
Q

PH of natural water

A

5.6 to 6.2

64
Q

ionizes completely hydronium ions

A

Strong acid

65
Q

LEWIS

ACID-
BASE-

A

A- Accept Electron
B- Donate Electron

66
Q

BRONSTED

ACID-
BASE-

A

A- Donate proton
B- Accept proton

67
Q

Ammonia is…

A

Base

68
Q

Sodium chloride is…

A

Acid

69
Q

Standard model of particle physics

A

Quarks
Leptons
Bosons

70
Q

Makes up protons and neutrons

A

Quarks

71
Q

Discover electron using cathode ray

A

Thomson

72
Q

Atoms are indivisible

A

John Dalton

73
Q

Discover atom nucleus

A

Rutherford

74
Q

Discover Proton

A

Rutherford

75
Q

Planetary model
Discrete energy levels

A

Neils Bohr

76
Q

Alpha scattering performed by…

A

Rutherford

77
Q

“Wave mechanical Model”

A

Schrodinger

78
Q

Retinol aka

A

Vitamin A

79
Q

5-12 carbon

A

Gasoline

80
Q

12-15 carbon

A

Kerosene

81
Q

16-18 carbon

A

Motor oil

82
Q

20+ carbon

A

Paraffin wax

83
Q

Saturated hydrocarbon

A

Alkane

84
Q

Unsaturated hydrocarbon

A

Alkene and Alkyne

85
Q

THE MORE CARBON _____ THE MELTING POINT

A

HIGHER

86
Q

THE MORE SATURATED _____ THE MELTING POINT

A

HIGHER

87
Q

Least reactive organic

A

Ethers

88
Q

commonly associated with Organic compounds

A

Combustibility

89
Q

High boiling point

A

Alcohol

90
Q

Organic is ____ soluble

A

less

91
Q

Hemoglobin

what protein structure?

A

Quaternary

92
Q

PRIMARY PROTEIN STRUCTURE

A

Chain

93
Q

SECONDARY PROTEIN STRUCTURE

A

alpha helix and beta helix
HYDROGEN BONDS

94
Q

TERTIARY PROTEIN STRUCTURE

A

pleated sheets / 3D

95
Q

QUATERNARY PROTEIN STRUCTURE

A

multiple

96
Q

Elimination of small molecule

A

Condensation polymeration

97
Q

Condensation polymeration eliminate ______

A

WATER (condensate)

98
Q

Emulsion polymeration

A

Radical

99
Q

Diatomic atoms

A

HAVE
NO
FEAR
OF
ICE
COLD- Cl
BEER- Br

100
Q

How many metals

A

92

101
Q

How many nonmetals

A

20

102
Q

How many metalloids

A

6

103
Q

PSH - GVV

A

Period- Shell- Horizontal

Group- Valence - Vertical

104
Q

ALKYL GROUP ORDER

A

1- Methyl
2- Ethyl
3- Propyl
4- Butyl

105
Q

-COOH

A

Carboxylic acid

106
Q

-OH

A

Alcohol

107
Q

-CHO

A

Aldehyde

108
Q

-CO

A

Ketone

109
Q

-COO

A

Ester

110
Q
  • O -
A

Ester

111
Q

-NH2

A

Amide

112
Q

-CON

A

Amide

113
Q

Charge of ELECTRON

A

-1.6 x 10-19 coulombs.

114
Q

he said that atom is mostly made up of SPACE and have POSITIVE nucleus

A

Rutherford

SCIENCE (12 decks)

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