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M1 GEN CHEM > P1-2 Matter > Flashcards

P1-2 Matter Flashcards

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1
Q

Study of matter

A

Chemistry

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2
Q

Anything that occupies space and has mass

A

Matter

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3
Q

Formula for weight

A

Mass x pull of gravity

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4
Q

Amount of matter present in the material

A

Weight

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5
Q

Two properties of mater

A

Intrinsic

Extrincic

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6
Q

9 intensive properties of matter

A 
Boiling point
Color
Concentration
Density
Freezing point
Melting point
Optical activity
pH
Sublimation temperature
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7
Q

Mass dependent property of matter

A

Extrinsic

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8
Q

5 extrinsic properties of matter

A 
Heat content
Pressure
Temperature
Weight
Volume
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9
Q

Changes that matter undergoes

A

Physical

Chemical

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10
Q

Change in phase

A

Physical change

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11
Q

Evidence of chemical change

A 
Absorption of heat
Emission of light
Evolution of gas
Formation of a precipitate
Generation of electricity
Production of mechanical energy
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12
Q

Four physical states

A

Solid
Liquid
Gas
Plasma

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13
Q

Two other names of plasma

A

Mesophase

Liquid crystals

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14
Q

What does plasma crystal resembles?

A

Crystalline lattice

Anisotropic refraction of light

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15
Q

Ordered arrangement of atoms

A

Crystal lattice

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16
Q

Meaning of LCD

A

Liquid crystal display

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17
Q

Two main types of liquid crystals

A

Smetic

Nematic

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18
Q

Soap like liquid crystals

A

Smectic

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19
Q

Thread-like liquid crystals

A

Nematic

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20
Q

Six distinct crystal system

A 
Cubic
Tetragonal
Hexagonal
Rhombic
Monoclinic
Triclinic
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21
Q

CN: cubic crystal system

A

Sodium chloride

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22
Q

CN: tetragonal crystal system

A

Urea

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23
Q

CN: hexagonal crystal system

A

Iodoform

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24
Q

CN: rhombic crystal system

A

Iodine

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25
Q

CN: monoclinic crystal system

A

Sucrose

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26
Q

CN: triclinic crystal system

A

Boric Acid

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27
Q

Two kinds of matter accdg to composition

A

Pure

Mixture

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28
Q

Two classifications of pure matter

A

Elements

Compounds

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29
Q

Two classifications of mixture

A

Homogeneous

Heterogeneous

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30
Q

Three kinds of homogeneous mixture

A

Solution
Suspension
Colloids

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31
Q

Two laws that supports compounds

A

Law of definite proportion

Law of multiple proportion

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32
Q

Simplest form of matter

A

Element

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33
Q

Can element be decomposed by physical and chemical means?

A

Naur

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34
Q

Substance composed of two or more elements united chemically

A

Compound

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35
Q

Can compounds be changed into simpler substances?

A

Naur

36
Q

What is law of definite proportion?

A

States that the elemental composition of a pure compound is always the same regardless

37
Q

What is law of multiple proportions?

A

Elements combines in different ratios of whole numbers to form different compounds

38
Q

Composed if two or more elements which are not chemically combined

A

Mixture

39
Q

Mixture classification of two or more distinct phases

A

Heterogeneous

40
Q

Mixture classification with one phase only

A

Homogeneous

41
Q

Kind of homogenous mixture which is uniformed

A

Solution

42
Q

Solute + solvent =

A

Solution

43
Q

Status of atoms, molecules and ions of the substance in a solution

A

Dispersed

44
Q

Homogenous dispersion insoluble in liquid

A

Suspension

45
Q

Other name of suspension

A

Coarse mixture

46
Q

Finely divided solid materials distributed in a liquid. What kind of homogenous mixture?

A

Suspension

47
Q

Contain particles bigger than those in solutions but smaller than those in suspension

A

Colloids

48
Q

What effect that colloids exhibit?

A

Light scattering effect

49
Q

Four properties of colloids

A

Adsorption
Brownian Movement
Electricity charge
Tyndall effect

50
Q

Property behind light scattering effect

A

Tyndall effect

51
Q

Responsible for zigzag movement if colloidal particles

A

Brownian movement

52
Q

Author of Law of Conservation of Mass

A

Antoine Van Lavoisier

53
Q

Total mass of reactant is equal to the total mass of products or mass is either created nor destroyed in any transformation of matter

A

Law of conservation of mass

54
Q

Gas to solid

A

Deposition

55
Q

Endothermic: energy is

A

Absorbed

56
Q

Exothermic: energy is

A

Released

57
Q

Solid to gas

A

Sublimation

58
Q

Difference of liquefaction and condensation

A

Liquefaction may increasing pressure

59
Q

Liquid to solid, room temperature

A

Solidification

60
Q

Separation of immiscible substances

A

Decantation

61
Q

Evaporation and condensation

A

Distillation

62
Q

Process of separation of mixtures

A 
Centrifugation
Chromatography
Decantation
Distillation
Filtration
Functional crystallization
Magnetic separation
Sorting
63
Q

Separation for metals

A

Magnetic separation

64
Q

Separation mechanically

A

Sorting

65
Q

Solid to liquid separation

A

Filtration

66
Q

Speeding ho of settling process into precipitate

A

Centrifugation

67
Q

6 processes involved in chemical mixture

A 
Combustion
Fermentation
Hydrolysis
Neutralization
Reduction
Saponification
68
Q

Reaction between an allali and fats forming soap

A

Saponification

69
Q

Bacteria turning into alcohol

A

Fermentation

70
Q

Rxn of water on salt forming acid and base

A

Hydrolysis

71
Q

Acid and base to form salt and water

A

Neutralization

72
Q

Two factors affecting hydrolysis

A

pH of soln

Temperature

73
Q

Oxygen is removed from compound or H is added

A

Reduction

74
Q

Reaction of oxygen and other substance

A

Combustion

75
Q

Union of two light atoms to form a bigger molecule

A

Nuclear fusion

76
Q

Splitting of a heavy atom

A

Nuclear fission

77
Q

5 types of chemical reaction

A 
Decomposition/Analysis
Direct Union/Synthesis
Double Displacement/Metathesis
Redox
Single Replcement
78
Q

What type of chemical reaction is combustion

A

Direct union

79
Q

Type of chemical reaction that involves the formation of elementa

A

Direct Union

80
Q

Metal oxides: basic or acidic

A

Basic

81
Q

Nonmetal oxides: acidic or basic

A

Acidic

82
Q

Type of chemical reaction that breakdowns complex substances into simpler substances

A

Decomposition

83
Q

Causing chemical change by passing electricity through conducting solution

A

Electrolysis

84
Q

Reducing agent: oxidation or reduction?

A
85
Q

Oxidation or reduction: high oxidation state

A
86
Q

Least reactive metal

A

Au

M1 GEN CHEM (1 decks)

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