Study sets matching "chapter 2 inorganic chemistry"
Study sets
Diagrams
Classes
Users
Protons
Neutrons
Electrons
Structural Formula
Positive, carry +1 electrical charge, have a mass of 1 atomic…
No electrical charge, have a mass of 1 atomic mass unit (u) (l…
carry a -1 electrical charge have a mass of 1/1836 atomic mass…
the lines represent connections between atoms
Protons
Positive, carry +1 electrical charge, have a mass of 1 atomic…
Neutrons
No electrical charge, have a mass of 1 atomic mass unit (u) (l…
modern atomic theory
subatomic particles
atomic research
thompson
four parts: ... 1. everything is made of atoms... 2. each element…
current belief... - there are things smaller then p, n, e- ... - s…
thompson + rutherford
charge plates --> atoms will always bend towards positive plat…
modern atomic theory
four parts: ... 1. everything is made of atoms... 2. each element…
subatomic particles
current belief... - there are things smaller then p, n, e- ... - s…
Scientific Method
System
Hypothesis
Model
A logical approach to problem solving by observing and collect…
A specific portion of matter in a given region of space that h…
a testable statement
An explanation of how phenomena occur and how data or events a…
Scientific Method
A logical approach to problem solving by observing and collect…
System
A specific portion of matter in a given region of space that h…
Scientific method
System
Hypothesis
Model
A logical, systematic approach to the solution of a scientific…
A specific portion of matter in a given region of space that h…
A testable prediction, often implied by a theory
an explanation of how phenomena occur and how data or events a…
Scientific method
A logical, systematic approach to the solution of a scientific…
System
A specific portion of matter in a given region of space that h…
Accuracy
Precision
Percentage error
Scientific notation
Refers to the closeness of measurements to the correct or acce…
Refers to the closeness of a set of measurements of the same q…
Calculated by subtracting the accepted value from the experime…
Numbers are written in the form Mx10^n, where M is a number gr…
Accuracy
Refers to the closeness of measurements to the correct or acce…
Precision
Refers to the closeness of a set of measurements of the same q…
Scientific Method
Hypothesis
Model
Theory
A logical approach to solving problems by observing and collec…
Testable statement
More than a physical object; it is often an explanation of how…
A broad generalization that explains a body of facts or phenom…
Scientific Method
A logical approach to solving problems by observing and collec…
Hypothesis
Testable statement
Chemistry
Forms of Energy
Protons (p+)
Neutrons (n^0)
the study of matter
there are 92 naturally occurring elements, of which 25 are ess…
positively charged subatomic particles in nucleus
neutrally charged subatomic particles... mass = 1.0 amu
Chemistry
the study of matter
Forms of Energy
there are 92 naturally occurring elements, of which 25 are ess…
Matter
element
HONC (4 main elements)
How are elements arranged on the period…
has a mass and takes up space (liquid, gas, solid)
a substance that can not be broken down into other substances…
Hydrogen... oxygen... nitrogen... carbon
by common physical and chemical characteristics
Matter
has a mass and takes up space (liquid, gas, solid)
element
a substance that can not be broken down into other substances…
System
Scientific Method
Hypothesis
Model
Specific portion of matter in a given space that is used for s…
A logical approach to solving a problem by observing data
testable statement
An explanation of how a phenomena will occur or how events are…
System
Specific portion of matter in a given space that is used for s…
Scientific Method
A logical approach to solving a problem by observing data
mass
atom
Atomic weight
Atomic number
amount of material in matter; determines weight of an object
smallest stable unit of matter; composed of protons, neutrons,…
determined by number of proton and neutrons in nucleus of atom
number of protons in an atom (typically has same number of ele…
mass
amount of material in matter; determines weight of an object
atom
smallest stable unit of matter; composed of protons, neutrons,…
Scientific Method
System
Observing
Qualitative
A logical approach to solving problems by observing and collec…
A specific portion of matter in a given region of space that h…
The use of the senses to obtain information.
Non-numerical information. Example: the sky is blue.
Scientific Method
A logical approach to solving problems by observing and collec…
System
A specific portion of matter in a given region of space that h…
Scientific Method
qualitative observation
quantitative observation
Systems
Observing, Hypotheses, Theorizing
Non numerical
Numerical
A specific portion of matter in a given region of space that h…
Scientific Method
Observing, Hypotheses, Theorizing
qualitative observation
Non numerical
mass
atom
Atomic weight
Atomic number
amount of material in matter; determines weight of an object
smallest stable unit of matter; composed of protons, neutrons,…
determined by number of proton and neutrons in nucleus of atom
number of protons in an atom (typically has same number of ele…
mass
amount of material in matter; determines weight of an object
atom
smallest stable unit of matter; composed of protons, neutrons,…
Pauli's Principle
quantum numbers
aufbau principle
Hund's rule of maximum multiplicity
in a given atom, no 2 electrons may have all four quantum numb…
describe spatial distribution of electron in atoms (need the m…
build up of electrons comes from continually increasing quantu…
the electron placed in orbitals give maximum spin possible; pa…
Pauli's Principle
in a given atom, no 2 electrons may have all four quantum numb…
quantum numbers
describe spatial distribution of electron in atoms (need the m…
matter
chemistry
chemical changes
elements
anything that occupies space and has mass
the study of the nature of matter. Three states. Solid, Liquid…
alter the compositions. ex: oxidation of metal
unique substance that cannot be broken further by ordinary che…
matter
anything that occupies space and has mass
chemistry
the study of the nature of matter. Three states. Solid, Liquid…
Scientific Method
System
Hypothesis
Model
A logical approach to solving problems by observing and collec…
A specific portion of matter in a given region of space that h…
Testable statement
An explanation of how phenomena occur and how data or events a…
Scientific Method
A logical approach to solving problems by observing and collec…
System
A specific portion of matter in a given region of space that h…
system
hypothesis
model
theory
specific portion of matter in a given region of space that has…
testable statement
an explanation of how phenomena occur and how data or events a…
a broad generalization that explains a body of facts or phenom…
system
specific portion of matter in a given region of space that has…
hypothesis
testable statement
Atomic Mass Unit (u)-
Atomic Number of an Atom
Atomic Weight
Compound Formula
a unit used to express the relative masses of atoms. One u is…
a number of equal to the number of protons in the nucleus of a…
the mass of an average atom of an element expressed in atomic…
a representation of the molecule of a compound, consisting of…
Atomic Mass Unit (u)-
a unit used to express the relative masses of atoms. One u is…
Atomic Number of an Atom
a number of equal to the number of protons in the nucleus of a…
Si System
Derived Units
Volume
Density
Standards of measurements (grams, liters, meters)
Combinations of si base units
The amount of space occupied by an object
The ratio of mass to volume or mass divided by volume
Si System
Standards of measurements (grams, liters, meters)
Derived Units
Combinations of si base units
Atoms
Electrons (e-)
The nucleus contains
Protons (p+)
the building blocks of all substances... ◦ Made up of electrons,…
have a negative charge... ◦ Move around the nucleus
protons and neutrons
have a positive charge
Atoms
the building blocks of all substances... ◦ Made up of electrons,…
Electrons (e-)
have a negative charge... ◦ Move around the nucleus
List all the parts of an atom and it's…
What is atomic number and mass (calcula…
What is an isotope?
Covalent bond
Protons: nucleus (postive charge)... Neutrons: nucleus (no charge…
Atomic number: number of protons (same as electrons) ... Mass: pr…
Atoms of the same element that have different numbers of neutr…
Share electrons between nonmetals (H2O)
List all the parts of an atom and it's…
Protons: nucleus (postive charge)... Neutrons: nucleus (no charge…
What is atomic number and mass (calcula…
Atomic number: number of protons (same as electrons) ... Mass: pr…
Matter
Mass
Weight
Elements
Anything that occupies space and has mass
The quantity of matter an object has
The force produced by gravity acting on mass
Substances that cannot be broken down chemically into simpler…
Matter
Anything that occupies space and has mass
Mass
The quantity of matter an object has
What is a synthesis reaction?
What is the formula for a synthesis rea…
Define anabolism
What is a decomposition reaction?
Atoms, ions, or molecules combine to form larger molecules.
A + B >>>>> AB
The SYNTHESIS of molecules in a cell.
A larger molecule is split into smaller molecules, ions, or at…
What is a synthesis reaction?
Atoms, ions, or molecules combine to form larger molecules.
What is the formula for a synthesis rea…
A + B >>>>> AB
Atoms
Electrons (e-)
The nucleus contains
Protons (p+)
the building blocks of all substances... ◦ Made up of electrons,…
have a negative charge... ◦ Move around the nucleus
protons and neutrons
have a positive charge
Atoms
the building blocks of all substances... ◦ Made up of electrons,…
Electrons (e-)
have a negative charge... ◦ Move around the nucleus