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1
Art of embalming, cosmetics, making papers form papyrus.
Ancient egyptians
2
Made up of small and invisible particles called “atomos”
Matter
3
What is the 2 types of matter?
pure substance and mixture
4
Are those that are composed of only one kind of matter. Can be further classified as ELEMENTS AND COMPOUNDS.
Pure substance
5
Anything that occupies space and has mass. It exists in 3 states or phases. (solid, liquid, and gas)
Matter
6
Study of compounds present in living organisms and their interactions with one another. Study of chemical processes within and relating to living organisms. “Chemistry of living organisms”
Biochemistry
7
The ______ are to the right of the line.
nonmetals
8
This method has different types depending on the need. But the principle to all types is the same.
Chromotography
9
Study of physical processes in chemical reactions. Study of the structure of matter, energy, changes and the laws, principles and theories that govern the transformation of matter and their relations.
Physical chemistry
10
Deduced that matter is made up of small and invisible particles he called “atomos” which means “uncut” or “invisible”.
Democritus
11
It is not rigid, no fixed shape, and it’s fixed volume.
Liquid
12
The composition is not uniform throughout the mixture.
Heterogeneous
13
all the elements and their compounds except the element ‘carbon’.
inorganic chemistry
14
When a substance transitions from a gas state to a liquid state, it undergoes a phase change known as ______. Example: Water vapor condensing into liquid water, forming dew on surfaces.
Condensation
15
This method uses mechanical devices to separate the components of mixtures. Examples of this are tongs, magnets, sieves, and tweezers.
Mechanical methods
16
Study of carbon compounds specifically ‘hydrocarbons’ and their derivatives. Deals with the reaction of the study of most carbon containing compounds.
Organic chemistry
17
Elements in group 17 have names that ends with what?
ine
18
Experiments in chemical reactions. Substances composed of two or more elements. Law of Definite Proportion (Composition)
John Louis Proust
19
published his work: “The Skeptikal Chymist” or Chymico-physical: hypothesis that matter consisted of atoms
Robert Boyle
20
When a substance transitions from a solid state to a gas state, it undergoes a phase change called _____. Example: Solid carbon dioxide (dry ice) sublimating into carbon dioxide gas at room temperature.
Sublimation
21
When a substance transitions from a liquid state to a solid state, it undergoes a phase change known as freezing. Example: Water freezing into ice.
Freezing
22
It is rigid, fixed volume, and fixed shape.
Solid
23
Building blocks of matter.
Atom
24
Give me a 3 examples of COMPOUND
Dihydrogen oxide, Sodium chloride, and Citrate
25
The metals are to the ____ of the line except ______
left, hydrogen
26
Classified as metals, non-metals, and the semi-metals or the metalloids.
Element
27
Copper turns green when exposed to air.
Ability to change color upon exposure to air
28
In periodic table, there are 7 rows called _______
periods
29
_______ generally increases as you move from left to right across a period and decreases as move down a _____.
electronegativity, group
30
Philosophers during those days began to record activities that the alchemist left behind.
16th century
31
They analyzed the result of these
Chemistry as analytical science
32
It is not rigid, no fixed shape, and no fixed volume.
Gas
33
Physical combination of two or more substances. Do not follow the law of fixed ratio and proportion.
Mixtures
34
What are the 2 types of matter?
homogeneous and heterogeneous
35
Give me three examples of HOMOGENEOUS
Cup of coffee, soft drinks, and vinegar
36
He named oxygen and hydrogen.
Antoine van Lavoisier
37
it is regular arrangements, vibrate about a fixed position, and very close
Solid
38
Method by which a component from a solution or colloid will be extracted by another liquid, called an extracting agent with different density from the solution.
Extraction
39
A gas spewing
Ability to form bubbles when heated
40
Give me a 3 examples of ELEMENT
Hydrogen, Tungsten, and Berillium
41
When a substance transitions from a solid state to a liquid state, it undergoes a phase change known as melting. Example: ice melting into water.
Melting
42
Pure substances composed of two or more elements chemically combined with each other.
Compound
43
It is randomly arranged, move around each other, and close.
Liquid
44
The science that deals with the study of the structure and composition of matter. It also deals with the study of the changes that matter undergoes and the energy involved that accompany these changes.
The Science of Matter
45
Not constant and change with the amount of matter present. Dependent on the amount. Examples are: shape, size, length, mass, and volume.
Extensive/Extrinsic
46
He discovered oxygen.
Joseph Priestly
47
He discovered hydrogen.
Henry Cavendish
48
In periodic table, there are 18 columns called _______
groups
49
When a substance transitions from a gas state to a solid state, it undergoes a phase change known as _____. Example: Water vapor directly forming ice without becoming liquid.
Deposition
50
This method employs that use of a filter.
Filtration
51
study of what and how much substances is present in a particular sample of matter.
analytical chemistry
52
Gaseous, liquid, or solid mixture that has the same proportion of its components throughout a given sample. It is uniform in composition throughout.
Homogeneous
53
Constant regardless of the amount of matter. Give the characteristics of substance its unique identity.
Intensive/Intrinsic
54
When a substance transitions from a liquid state to a gas state, it undergoes a phase change known as vaporization or evaporation. Example: Perfume evaporating from the skin
Vaporization
55
Paper is flammable
Flammability
56
Uncut and invisible.
Atomos
57
Deals with the study of elements (i.e. atoms, molecules, compounds, ions etc.) and their chemical composition characteristics, structures, and reactions.
Chemistry
58
It is randomly arranged, move quickly in all directions, and it’s far apart.
Gas
59
Give me three examples of Heterogeneous.
Chocolate chip cookie, salad, and burger
60
What are the 2 types of Pure Substance?
element and compound
61
This method is ised for suspension.
Decantation