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Study sets matching "chemistry 3"

78 terms
Chemistry Ch. 3
measurement
dimension
unit
scale
the act of comparing an unknown quantity to a standard unit
a property of objects and systems that are measurable; ex. le…
gives meaning to numbers; defines a measurement for a certain…
provides a means of measuring; dimensional units
measurement
the act of comparing an unknown quantity to a standard unit
dimension
a property of objects and systems that are measurable; ex. le…
13 terms
Chemistry 13.3
Electromagnetic radiation
Amplitude
Wavelength
Frequency
A series of energy waves that travel in a vacuum at 3.0 x 10(…
The height of a wave from the origin to the crest.
The distance between two adjacent crests of a wave.
The number of wave cycles that pass a given point per unit of…
Electromagnetic radiation
A series of energy waves that travel in a vacuum at 3.0 x 10(…
Amplitude
The height of a wave from the origin to the crest.
6 terms
Chemistry 10.3
Melting point
Crystal
Unit cell
Allotropes
The temperature at which a substance changes from solid to a…
A substance in which the atoms, ions, or molecules are arrang…
The smallest group of particles within a crystal that retains…
One of two or more different molecular forms of an element in…
Melting point
The temperature at which a substance changes from solid to a…
Crystal
A substance in which the atoms, ions, or molecules are arrang…
9 terms
KS3 Chemistry keywords
Atoms
Element
Compound
Molecule
An atom is the smallest part of an element that can exist.
A substance made of only one type of atom.
A substance which contains two or more elements chemically jo…
Non metal atoms held together by chemical bonds, they can be…
Atoms
An atom is the smallest part of an element that can exist.
Element
A substance made of only one type of atom.
11 terms
Chemistry - 3
Density
Groups
Periods
Metalloids
amount of mass in a given volume of a substance or object; fo…
column of elements in the periodic table, in which elements h…
a row of elements in the periodic table arranged by the atomi…
an element (e.g., germanium or silicon) whose properties are…
Density
amount of mass in a given volume of a substance or object; fo…
Groups
column of elements in the periodic table, in which elements h…
13 terms
Level 3 chemistry shapes
Linear
Trigonal Planar
Bent 120
Tetrahedral
2 clouds, both bonding
3 clouds, all bonding
3 clouds, 2 bonding & 1 non bonding
4 clouds, all bonding
Linear
2 clouds, both bonding
Trigonal Planar
3 clouds, all bonding
33 terms
3.5 Nuclear Chemistry
Nuclear reactions
Strong nuclear force
Radioactive
Alpha decay
Rxns involving changes to the nucleus of an atom as opposed t…
The force that holds the nucleus together despite the fact th…
These types of substance have an unstable nucleus that will u…
The emission of alpha particles by atoms that have too many p…
Nuclear reactions
Rxns involving changes to the nucleus of an atom as opposed t…
Strong nuclear force
The force that holds the nucleus together despite the fact th…
20 terms
Topic 3 Nuclear Chemistry
Alpha radiation
Band of stability
Beta radiation
Chain reaction
A type of ionizing radiation consisting of helium nuclei.
The area where stable nuclei are found on a neutron versus pr…
A type of ionizing radiation consisting of fast moving electr…
Any reaction in which one of the products becomes a reactant…
Alpha radiation
A type of ionizing radiation consisting of helium nuclei.
Band of stability
The area where stable nuclei are found on a neutron versus pr…
16 terms
Chemistry Vocabulary List #3
Qualitative Measurements
Quantitative Measurements
Accuracy
Precision
Measurements or observations that are descriptive; for exampl…
Measurements or observations that are very specific and inclu…
The closeness of a measurement to the true value of what is b…
Describes the closeness, or reproducibility, of a set of meas…
Qualitative Measurements
Measurements or observations that are descriptive; for exampl…
Quantitative Measurements
Measurements or observations that are very specific and inclu…
20 terms
Topic 3 Nuclear Chemistry
Alpha radiation
Band of stability
Beta radiation
Chain reaction
A type of ionizing radiation consisting of helium nuclei.
The area where stable nuclei are found on a neutron versus pr…
A type of ionizing radiation consisting of fast moving electr…
Any reaction in which one of the products becomes a reactant…
Alpha radiation
A type of ionizing radiation consisting of helium nuclei.
Band of stability
The area where stable nuclei are found on a neutron versus pr…
24 terms
Chemistry Chapter 3 Vocab
states of matter
solid
liquid
gas
the physical forms in which all matter naturally exists on Ea…
a form of matter that has its own definite shape and volume,…
a form of matter that flows, has constant volume, and takes t…
a form of matter that flows to conform to the shape of its co…
states of matter
the physical forms in which all matter naturally exists on Ea…
solid
a form of matter that has its own definite shape and volume,…
20 terms
Modern Chemistry Chapter 3
law of conservation of mass
law of definite proportions
law of multiple proportions
atom
States that matter can be neither destroyed nor created durin…
The fact that a chemical compounds contains the same elements…
if two or more different compounds are composed of the same t…
the smallest particle of an element that retains the chemical…
law of conservation of mass
States that matter can be neither destroyed nor created durin…
law of definite proportions
The fact that a chemical compounds contains the same elements…
61 terms
Chemistry Unit 3
photon
crest
trough
wavelength
light particle
top of a wave
bottom of a wave
distance from crest to crest (or trough to trough), expressed…
photon
light particle
crest
top of a wave
20 terms
Chemistry #3
Convert Celsius to Kelvin.
Convert Kelvin to Celsius.
Atmospheric conversions.
Relationship between Volume and Pressure
C = K - 273
K = C + 273
760 mmHg = 1.0 atm = 101 KPa = 1.01 x 10^5 Pa
V α 1/P
Convert Celsius to Kelvin.
C = K - 273
Convert Kelvin to Celsius.
K = C + 273
NCEA Level 3 Chemistry - Bonding
Ionic Bonding
Ionic Lattice
Covalent Bonding
Co-ordinate Bonding
A bond between metals and non-metals. The metal will donate e…
The structure of an ionic compound. This allows the compound…
A bond between non-metals. The non-metals will share an elect…
A bond by which a lone pair of electrons shares its pair with…
Ionic Bonding
A bond between metals and non-metals. The metal will donate e…
Ionic Lattice
The structure of an ionic compound. This allows the compound…
16 terms
chemistry #3
atom
atomic number
mass number
neutrons formula
smallest particle of an element that keeps the properties of…
number of protons, unique for each element
protons plus neutrons
mass number mines atomic number
atom
smallest particle of an element that keeps the properties of…
atomic number
number of protons, unique for each element
7 terms
Chemistry Vocab #3
Solubility
Ductility
Density
Thermal conductivity
The ability to dissolve in another substance
the ability of a substance to be drawn, pulled, or extruded t…
A measure of how much mass is contained in a given volume.
The ability of an object to transfer heat
Solubility
The ability to dissolve in another substance
Ductility
the ability of a substance to be drawn, pulled, or extruded t…
13 terms
Chemistry #3 P & C
physical properties
chemical properties
physical change
chemical change
can be measured or observed without making a new substance
can be measured or observed only when a new substance is made
one or more of a substances physical properties are changed
the formation of one or more new substances
physical properties
can be measured or observed without making a new substance
chemical properties
can be measured or observed only when a new substance is made
11 terms
Chemistry 11.2-11.3
Calorimetry
Calorimeter
Enthalpy
Thermochemical equation
the measurement of heat changes for physical and chemical pro…
A device for measuring heat changes.
The heat of content of a system at constant pressure.
A chemical equation that includes the amount of heat produced…
Calorimetry
the measurement of heat changes for physical and chemical pro…
Calorimeter
A device for measuring heat changes.
6 terms
Chemistry 1.3-1.4
Scientific Method
Observation
Hypothesis
Experiment
A method of inquiry involving observation, experiments, hypot…
Information obtained through the senses; observation in scien…
A proposed explanation for observations.
A carefully controlled, repeatable procedure for gathering da…
Scientific Method
A method of inquiry involving observation, experiments, hypot…
Observation
Information obtained through the senses; observation in scien…
86 terms
Chemistry 3
Electrochemistry... Oxidation-Reduction…
Oxidation-Reduction (REDOX) Reactions:…
Oxidation State:
Atoms and their Oxidation States:
Any reaction where one or more electrons are transferred from…
In this reaction iron loses two electrons and two hydrogens e…
This is the apparent charge that an atom takes on while in a…
Any elemental atom= 0... Fluorine= -1 ... Hydrogen = +1 ... Hydrogen w…
Electrochemistry... Oxidation-Reduction…
Any reaction where one or more electrons are transferred from…
Oxidation-Reduction (REDOX) Reactions:…
In this reaction iron loses two electrons and two hydrogens e…
16 terms
C3 Organic Chemistry
Functional group of an alcohol
Functional group of a carboxylic acid
Name of first alcohol in the homologou…
Structural formula for the second alco…
OH
COOH
Methanol
CH₃CH₂OH
Functional group of an alcohol
OH
Functional group of a carboxylic acid
COOH
16 terms
CHEMISTRY3
ionic bond
covalent bond
polar
cohesion
bonds formed when one or more electrons are transferred from…
bonds formed when electrons are shared between atoms
a molecule in which the charges are unevenly distributed
an attraction between molecules of the same substance
ionic bond
bonds formed when one or more electrons are transferred from…
covalent bond
bonds formed when electrons are shared between atoms
6 terms
Chemistry Section 4.3
Electron Configuration
Aufbau Principle
Pauli Exclusion Principle
Hund's Rule
The arrangement of electrons in an atom
The principle that states that the structure of each successi…
The principle that states that two particles of a certain cla…
The rule that states that for an atom in the ground state, th…
Electron Configuration
The arrangement of electrons in an atom
Aufbau Principle
The principle that states that the structure of each successi…
20 terms
Pearson Chemistry, Chapter 3
Law of Conservation of mass
Law of Definite proportions
Law of Multiple proportions
Rutherford
the law that states that mass cannot be created or destroyed…
the law that states that a chemical compound always contains…
if two or more different compounds are composed of the same t…
Gold Foil experiment
Law of Conservation of mass
the law that states that mass cannot be created or destroyed…
Law of Definite proportions
the law that states that a chemical compound always contains…
Nuclear Chemistry - Outcome 3
Radioactivity
Nucleus / Nuclei
Emit
Radioactive decay
Unstable nuclei undergo spontaneous nuclear decay and emit pa…
The small, dense center of an atom; made of protons and neutr…
To give off.
A spontaneous process in which unstable nuclei lose energy by…
Radioactivity
Unstable nuclei undergo spontaneous nuclear decay and emit pa…
Nucleus / Nuclei
The small, dense center of an atom; made of protons and neutr…
30 terms
Chemistry Chapter 3 Atoms
Atomic Mass Unit
Atomic Number
average atomic mass
isotopes
A unit of mass that describes the mass of an atom or molecule…
Number of protons in an atom
weighted average of the atomic masses for the isotopes of an…
Atoms of the same element that have different numbers of neut…
Atomic Mass Unit
A unit of mass that describes the mass of an atom or molecule…
Atomic Number
Number of protons in an atom
18 terms
Chemistry 3.4 Shapes
trigonal planar
bent 120 degrees
tetrahedral
trigonal pyramid
3 bonding e pairs; 0 non-bonding pairs
2 bonding e pairs; 1 non-bonding pairs
4 bonding e pairs; 0 non-bonding pairs
3 bonding e pairs; 1 non-bonding pairs
trigonal planar
3 bonding e pairs; 0 non-bonding pairs
bent 120 degrees
2 bonding e pairs; 1 non-bonding pairs
7 terms
Chemistry 3
Ionization energy
What does high ionization energy of an…
Which element has the highest ionizati…
Electronegativity
Amount of energy required to remove an electron from an atom
That atom tends to hold onto its electrons tightly. A lot of…
Fluorine
Strength of an atom to hold its electrons
Ionization energy
Amount of energy required to remove an electron from an atom
What does high ionization energy of an…
That atom tends to hold onto its electrons tightly. A lot of…
16 terms
C3 Organic Chemistry
Functional group of an alcohol
Functional group of a carboxylic acid
Name of first alcohol in the homologou…
Structural formula for the second alco…
OH
COOH
Methanol
CH₃CH₂OH
Functional group of an alcohol
OH
Functional group of a carboxylic acid
COOH
10 terms
Chemistry 3.6 - 3.10
VSPER
covalent compound
ion
cation
valance-shell electron-pair repulsion theory; because electro…
a chemical compound formed by the sharing of electrons
An atom or group of atoms that has a positive or negative cha…
A positively charged ion that has lost electrons
VSPER
valance-shell electron-pair repulsion theory; because electro…
covalent compound
a chemical compound formed by the sharing of electrons
48 terms
Modern Chemistry Chapter 3
law of conservation of mass
law of definite proportions
law of multiple proportions
atom
States that matter can be neither destroyed nor created durin…
The fact that a chemical compounds contains the same elements…
if two or more different compounds are composed of the same t…
the smallest particle of an element that retains the chemical…
law of conservation of mass
States that matter can be neither destroyed nor created durin…
law of definite proportions
The fact that a chemical compounds contains the same elements…
16 terms
Chemistry Unit 3
Boiling Point
Conductivity
Covalent Bonding
Dipole
The temperature at which a substance changes from a liquid to…
The ability of an object to transfer heat or electricity to a…
A bond formed when atoms share one or more pairs of electrons
A molecule or a part of a molecule that contains both positiv…
Boiling Point
The temperature at which a substance changes from a liquid to…
Conductivity
The ability of an object to transfer heat or electricity to a…
9 terms
Chemistry Section 5.3
Atomic Radius
Ion
Ionization
Ionization Energy (IE)
One-half the distance between the canter of identical atoms t…
An atom, radical, or molecule that has gained or lost one mor…
The process of adding or removing electrons from an atom or m…
The energy required to remove an electron from an atom or ion
Atomic Radius
One-half the distance between the canter of identical atoms t…
Ion
An atom, radical, or molecule that has gained or lost one mor…
21 terms
Chemistry 3.1 - 3.5
element
compound
mixture
homogeneous mixture
A pure substance made of only one kind of atom
A substance made up of atoms of two or more different element…
A combination of two or more substances that are not chemical…
A mixture in which substances are evenly distributed througho…
element
A pure substance made of only one kind of atom
compound
A substance made up of atoms of two or more different element…
35 terms
Chemistry 3
Democritus
Dalton
True
False, atoms of the same element are t…
First person to state that matter is composed of tiny particl…
Proved that atoms existed, had evidence
Dalton's atomic theory T/F: matter is composed of tiny partic…
Dalton's atomic theory T/F: Atoms of the same element are the…
Democritus
First person to state that matter is composed of tiny particl…
Dalton
Proved that atoms existed, had evidence
23 terms
Abeka Chemistry-Chapter 3
Stoichiometry
Chemical formulas
Molecules
Molecular formula
Literally "to measure the elements"... quantitative relationship…
May also be called "formulas". Symbolic representations which…
the smallest particles of a compound which possess a unique s…
Tells how many of each type of atom are found in an actual mo…
Stoichiometry
Literally "to measure the elements"... quantitative relationship…
Chemical formulas
May also be called "formulas". Symbolic representations which…
21 terms
Chemistry Unit 3
Ion
Isotope
protons
neutrons
An atom or molecule that has given or taken an electron and n…
An atom with a different number of neutrons, changing the mass
-Positively (+) charged subatomic particle found in the nucle…
-Neutral (0) charged subatomic particle found in the nucleus…
Ion
An atom or molecule that has given or taken an electron and n…
Isotope
An atom with a different number of neutrons, changing the mass
17 terms
Chemistry 3
Law of Conservation of Matter
Open system
Closed system
Product
Matter cannot be created or destroyed, it can only change form
A type of reaction where matter can escape
A type of reaction where matter should not escape
The compounds that come out of a chemical reaction
Law of Conservation of Matter
Matter cannot be created or destroyed, it can only change form
Open system
A type of reaction where matter can escape
42 terms
Modern Chemistry Chapter 3
law of conservation of mass
law of definite proportions
law of multiple proportions
atom
States that matter can be neither destroyed nor created durin…
The fact that a chemical compounds contains the same elements…
if two or more different compounds are composed of the same t…
the smallest particle of an element that retains the chemical…
law of conservation of mass
States that matter can be neither destroyed nor created durin…
law of definite proportions
The fact that a chemical compounds contains the same elements…
12 terms
Chemistry terms after C3
Independent variable
dependent variable
element
mixture
This is the variable that is manipulated or changed by the ex…
this is the variable that is observed during the experiment a…
the smallest form of matter that has a unique set of properti…
a physical blend of two or more substances that are not chemi…
Independent variable
This is the variable that is manipulated or changed by the ex…
dependent variable
this is the variable that is observed during the experiment a…
6 terms
Chemistry 3
Why does any material have the propert…
Why do atoms and molecules do the thin…
Macroscopic
Microscopic
1. The kinds of atoms it contains ... 2. The way they are arranged
To become more stable. ... So it can have a lower energy.
Concepts, properties and processes you see such as mass, colo…
Relates to atoms and molecules. What kinds are present, how a…
Why does any material have the propert…
1. The kinds of atoms it contains ... 2. The way they are arranged
Why do atoms and molecules do the thin…
To become more stable. ... So it can have a lower energy.
19 terms
Chemistry - 3
Group 1
Group 2
Group 7
Group 8
Alkali metals
Alkaline earth metals
Halogens
Inert gases or Noble gases
Group 1
Alkali metals
Group 2
Alkaline earth metals
24 terms
chemistry ch. 3
law of conservation of mass
neutron
transmutation
law of definite proportions
mass cannot be created or destroyed
a sub particle found in the nucleus of an element, has no cha…
change in the identity of a nucleus as a result in the change…
chemical compound contains the same elements in exactly the s…
law of conservation of mass
mass cannot be created or destroyed
neutron
a sub particle found in the nucleus of an element, has no cha…
14 terms
Chemistry 3
Phase of Matter
Physical Property
Luster
Texture
A physical property that describes matter as a solid, liquid,…
A characteristic of a pure substance that can be observed wit…
Shine
How something feels; coarse, fluffy, and smooth.
Phase of Matter
A physical property that describes matter as a solid, liquid,…
Physical Property
A characteristic of a pure substance that can be observed wit…
8 terms
Chemistry 3
Dalton's Atomic Theory 1
Dalton's Atomic Theory 2
Dalton's Atomic Theory 3
Dalton's Atomic Theory 4
All matter is made of atoms which can't be subdivided, create…
Atoms of an element are identical in physical and chemical pr…
Atoms of different elements differ in physical and chemical p…
Atoms of different elements combine in constant ratios to for…
Dalton's Atomic Theory 1
All matter is made of atoms which can't be subdivided, create…
Dalton's Atomic Theory 2
Atoms of an element are identical in physical and chemical pr…
18 terms
Chemistry 3
Strontium
Molybdenum
Palladium
Silver
Sr
Mo
Pd
Ag
Strontium
Sr
Molybdenum
Mo
10 terms
chemistry 3
Atomic radius
Cation
Anion
Ionization energy
Size of the atom. Increases in size from more shells or if at…
A positively charged ion
A negatively charged ion
The amount of energy required to remove an electron from an a…
Atomic radius
Size of the atom. Increases in size from more shells or if at…
Cation
A positively charged ion
14 terms
3. Chemistry
symbol
chemical formula
subscript
chemical reaction
One or two letters used to represent an element.
A combination of symbols and numbers that represent the numbe…
A small number to the right of a symbol that is written below…
When substances interact to form one or more new substances w…
symbol
One or two letters used to represent an element.
chemical formula
A combination of symbols and numbers that represent the numbe…
124 terms
Chemistry 3
Group
Period
Order of masses
Law of octaves
What is the term for same number of electrons in outer shell…
What is the term for same number of shells on periodic table?
In what order did John Dalton order the elements in?
What theory did John Newlands have on the elements? (periodic…
Group
What is the term for same number of electrons in outer shell…
Period
What is the term for same number of shells on periodic table?
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