Study sets matching "arrangement electrons"

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Study sets matching "arrangement electrons"

41 terms
Arrangement of Electrons
nucleus
protons
neutrons
Rutherford's Atom
A region that is located at the center of an atom and contain…
positively charged particles... Positively charged particles fou…
the particles of the nucleus that have no charge
Concept of a nuclear atom, Gold-Foil experiment, him and his…
nucleus
A region that is located at the center of an atom and contain…
protons
positively charged particles... Positively charged particles fou…
Arrangement of Electrons
nucleus
protons
neutrons
Rutherford's Atom
A region that is located at the center of an atom and contain…
positively charged particles... Positively charged particles fou…
the particles of the nucleus that have no charge
Concept of a nuclear atom, Gold-Foil experiment, him and his…
nucleus
A region that is located at the center of an atom and contain…
protons
positively charged particles... Positively charged particles fou…
Electron Arrangement
Heisenburg Uncertainty
S, P, D, F
S-orbital
P-orbital
cannot know both position and momentum of an electron
4 orbitals electrons are found in
2 electrons
6 electrons (3 orbitals, 2 each)
Heisenburg Uncertainty
cannot know both position and momentum of an electron
S, P, D, F
4 orbitals electrons are found in
11 terms
Arrangement of Electrons
Orbitals & their number of shapes + ma…
Electron dot diagrams
Electron configuration
2n squared
S- 1 shape, 2 electrons... P- 3 shapes, 6 electrons... D- 5 shapes,…
diagrams that show valence electrons as dots
the arrangement of electrons in an atom
Formula for maximum number of electrons
Orbitals & their number of shapes + ma…
S- 1 shape, 2 electrons... P- 3 shapes, 6 electrons... D- 5 shapes,…
Electron dot diagrams
diagrams that show valence electrons as dots
42 terms
Electronic Arrangement
electronic arrangement
What determines the properties of elem…
Daltons atomic model
Thompsons atomic model
arrangement of electrons in an atom
arrangement of electrons in an atom
atom was made of indivisible particles
atom was made up of a positively charged material with charge…
electronic arrangement
arrangement of electrons in an atom
What determines the properties of elem…
arrangement of electrons in an atom
Arrangement of Electrons
speed of light
electromagnetic waves consist of
wavelength
frequency
C= 3 x 10^8
electric and magnetic fields
distance between 2 consecutive peaks, measured in meters
equals the number of waves that passes a given point per seco…
speed of light
C= 3 x 10^8
electromagnetic waves consist of
electric and magnetic fields
Arrangement of Electrons
electromagnetic radiation
spectrum
unit of frequency
speed of light
form of energy that exhibits wave-like properties as it trave…
list of all forms of EM
hertz
3 x 10^8 m/sec
electromagnetic radiation
form of energy that exhibits wave-like properties as it trave…
spectrum
list of all forms of EM
Electron Arrangement
Photon
Ground state
Excited state
Frequency
A unit or quantum of light
The lowest energy state of a quantized system
A state in which an atom has more energy than it does at its…
The number of cycles or vibrations per unit of time
Photon
A unit or quantum of light
Ground state
The lowest energy state of a quantized system
The arrangement of electrons
Aufbau Principle
Hund's Rule
Quantum Numbers
Pauli Exclusion Principle
Electrons occupy lowest energy levels first
Orbitals of equal energy are each occupied by one electron be…
There are 4 quantities that describe an electron as it orbits…
No two electrons in an atom can have the same set of four qua…
Aufbau Principle
Electrons occupy lowest energy levels first
Hund's Rule
Orbitals of equal energy are each occupied by one electron be…
Arrangement of electrons
Energy level
Ground state
Excited state
Heisenberg's Uncertainty Principle
The fixed energy value that an electron in an atom may have
Of an atom is one in which the electrons occupy the lowest av…
Of an atom is one in which the electrons occupy higher energy…
It is impossible to measure at the same time both the velocit…
Energy level
The fixed energy value that an electron in an atom may have
Ground state
Of an atom is one in which the electrons occupy the lowest av…
Arrangement of Electrons
S
P
D
F
1
3
5
7
S
1
P
3
27 terms
Arrangement of Electrons
Quantum theory
Orbital
Orbital
Quantum numbers
mathematically describes the wave properties of electrons
3 dem. region around nucleus
where electron can be found (only 2e-)
set of 4 numbers that describe location of e-
Quantum theory
mathematically describes the wave properties of electrons
Orbital
3 dem. region around nucleus
37 terms
Arrangement of Electrons
What model did they base the Bohr mode…
However, what did this model only expl…
What does the modern model of an atom…
What is the relationship between the c…
The Solar System
The element Hydrogen
Probability
The closer you are to an electron, the further away of energy…
What model did they base the Bohr mode…
The Solar System
However, what did this model only expl…
The element Hydrogen
10 terms
Electron Arrangement
photoelectric effect
atomic emission spectrum
Heisenberg uncertainty principle
excited state
electrons are emitted from a metal's surface when light of a…
the set of frequencies of the electromagnetic waves emitted b…
it is impossible to determine the position and velocity of an…
an atom gains energy; it moves to a higher energy level withi…
photoelectric effect
electrons are emitted from a metal's surface when light of a…
atomic emission spectrum
the set of frequencies of the electromagnetic waves emitted b…
Electron Arrangement
electron configuration
aufbau principle
Pauli exclusion principle
spin
the arrangement of electrons of an atom in its ground state i…
An electron occupies the lowest-energy orbital that can recei…
An atomic orbital may describe at most two electrons, each wi…
a quantum mechanical property of electrons; it may be thought…
electron configuration
the arrangement of electrons of an atom in its ground state i…
aufbau principle
An electron occupies the lowest-energy orbital that can recei…
Electronic Arrangement
electronic arrangement
What determines the properties of elem…
Daltons atomic model
Thompsons atomic model
arrangement of electrons in an atom
arrangement of electrons in an atom
atom was made of indivisible particles
atom was made up of a positively charged material with charge…
electronic arrangement
arrangement of electrons in an atom
What determines the properties of elem…
arrangement of electrons in an atom
Electron Arrangement
Heisenburg Uncertainty
S, P, D, F
S-orbital
P-orbital
cannot know both position and momentum of an electron
4 orbitals electrons are found in
2 electrons
6 electrons (3 orbitals, 2 each)
Heisenburg Uncertainty
cannot know both position and momentum of an electron
S, P, D, F
4 orbitals electrons are found in
Electron Arrangement
Energy Level
Number Electron
Bohr Diagram
Valence Electrons
The electron cloud is organized into shells... Each shell has a…
1st level = 2 electrons... 2nd = 8 electrons... 3rd = 18 electrons…
Show every electron that the atom has orbiting around it... Thes…
Electrons in outermost shell... Determine the properties of the…
Energy Level
The electron cloud is organized into shells... Each shell has a…
Number Electron
1st level = 2 electrons... 2nd = 8 electrons... 3rd = 18 electrons…
6 terms
Electron Arrangement
Sodium (Na)
Neon (Ne)
Magnesium (Mg)
Boron (B)
2,8,1
2,8
2,8,2
2,3
Sodium (Na)
2,8,1
Neon (Ne)
2,8
10 terms
Electron arrangement
Heisenberg uncertainty principle
Atomic orbital
Quantum numbers
Principle quantum number (n)
states that it's impossible to know the exact velocity and po…
an area around the nucleus where electrons are likely to be f…
the sets of numbers used to describe the properties of atomic…
a number that denotes an atomic orbital's size and energy level
Heisenberg uncertainty principle
states that it's impossible to know the exact velocity and po…
Atomic orbital
an area around the nucleus where electrons are likely to be f…
27 terms
arrangement of electrons
electromagnetic radiation
electromagnetic spectrum
wavelength
frequency
a kind of radiation including visible light, radio waves, gam…
Generally, electromagnetic radiation is classified by wavelen…
the distance between successive crests of a wave, especially…
the rate at which a vibration occurs that constitutes a wave,…
electromagnetic radiation
a kind of radiation including visible light, radio waves, gam…
electromagnetic spectrum
Generally, electromagnetic radiation is classified by wavelen…
17 terms
electron arrangement
Na
K
H
He
2,8,1
2,8,8,1
1
2
Na
2,8,1
K
2,8,8,1
40 terms
arrangement of electrons in atoms
Rutherford
frequency
wavelenth
c
explains why electrons did not fall into the positively charg…
number of waves passing a point per unit of time (usually per…
distance between two points on a wave
speed of light
Rutherford
explains why electrons did not fall into the positively charg…
frequency
number of waves passing a point per unit of time (usually per…
10 terms
Electron Arrangement
n=... (Principle Quantum Number)
sublevel
Aufbau principal
Hunds rule
Indicates the energy level that electron is located... as n incr…
four sublevels... s - 1 orbital - max 2 e... p - 3 orbitals- max 6…
states that each electron occupies the lowest energy orbital…
orbitals of equal energy are each occupied by one electron be…
n=... (Principle Quantum Number)
Indicates the energy level that electron is located... as n incr…
sublevel
four sublevels... s - 1 orbital - max 2 e... p - 3 orbitals- max 6…
15 terms
arrangement of electrons
Continuous spectrum
Emission line spectrum
Energy level
Ground state
When all colours present no gaps
A spectrum consisting of narrow colour lines
Is a fixed energy value that an electron in an atom may have.…
Of an atom which the electron occupy the lowest available ene…
Continuous spectrum
When all colours present no gaps
Emission line spectrum
A spectrum consisting of narrow colour lines
Arrangement of Electrons
Energy Levels
Electromagnetic Radiaiton
Electromagnetic Spectrum
Wavelength
the specific energies an electron can have in an atom or othe…
a form of energy that exhibits wavelike behavior as it travel…
all the frequencies and wavelengths of electromagnetic radiat…
the distance between corresponding points on adjacent waves (…
Energy Levels
the specific energies an electron can have in an atom or othe…
Electromagnetic Radiaiton
a form of energy that exhibits wavelike behavior as it travel…
27 terms
Arrangement of electrons
Energy level
Ground state
Excited state
Photon of light
Defined as the fixed energy value that an electron in an atom…
Of an atom is one in which the electrons occupy the lowest av…
Of an atom is one in which the electrons occupy higher energy…
E2-E1=hf ... H- planks constant... f- frequency of light emitted
Energy level
Defined as the fixed energy value that an electron in an atom…
Ground state
Of an atom is one in which the electrons occupy the lowest av…
Arrangement of Electrons
Electrons closest to the nucleus are i…
When energy is absorbed by electrons,…
When this light is passed through a pr…
Light has a dual nature: It can behave…
Ground... Low
JUMP... EXCITED... WAVELENGTH
LINE EMISSION
WAVE... PARTICLE... WAVELENGTH... FREQUENCY
Electrons closest to the nucleus are i…
Ground... Low
When energy is absorbed by electrons,…
JUMP... EXCITED... WAVELENGTH
11 terms
THE ARRANGEMENT OF ELECTRONS
First shell holds up to...
Second shell holds up to...
Third shell holds up to...
What are the sub levels?
2 electrons
8 electrons
18 electrons
s, p,d, f
First shell holds up to...
2 electrons
Second shell holds up to...
8 electrons
28 terms
arrangement of electrons
describe the relation of mass and volu…
excited state
ground state
photons
smallest mass and largest volume
the point where elecrtons rise in the energy that they were g…
after absorbing the eneregy, they fall back to this state whi…
small and massless, these particles travel at the speed of li…
describe the relation of mass and volu…
smallest mass and largest volume
excited state
the point where elecrtons rise in the energy that they were g…
11 terms
Arrangement of electrons
What are the fundermental particles ar…
What are the same in postively charged…
How many shells are there where electr…
How many electrons can be in each shell?
-protons... -electrons... -neutrons
The number of protons and electrons
4
- Shell one - 2 electrons... - Shell two - 8 electrons ... - Shell…
What are the fundermental particles ar…
-protons... -electrons... -neutrons
What are the same in postively charged…
The number of protons and electrons
51 terms
Arrangement of electrons in atoms
Energy level
Quantum Mechanical Model
What does the quantum mechanical model…
What did Bohr propose in his model of…
A region of set energy around the nucleus where electrons are…
a mathematical model that describes the behavior of electrons…
The quantum mechanical model describes the allowed energies a…
Bohr proposed that an electron exists only in specific circul…
Energy level
A region of set energy around the nucleus where electrons are…
Quantum Mechanical Model
a mathematical model that describes the behavior of electrons…
Electron Arrangement
Wave-particle duality
Heisenburg Uncertainty
S, P, D, F
S-orbital
electrons behave as both waves and particles
cannot know both position and momentum of an electron
4 orbitals electrons are found in
2 electrons
Wave-particle duality
electrons behave as both waves and particles
Heisenburg Uncertainty
cannot know both position and momentum of an electron
electron arrangement
photon
ground state,
excited state
frequency
a particle which carries a quantum of energy
an atom in this state has every electron in its lowest energy…
electrons jumping to another energy level
the number of wave that pass a given point in a second
photon
a particle which carries a quantum of energy
ground state,
an atom in this state has every electron in its lowest energy…
electron arrangement
white light
colored light
Nichls Bohr (1913)
quantum
continuous spectrum
line spectrum
electrons have energy, different amounts
smallest unit of energy, depends on which level, certain # of…
white light
continuous spectrum
colored light
line spectrum
5 terms
Electron arrangement
Ab2
Ab3
Ab4
Ab3e
Linear
Trigonal planar
Tetrahedral
Tetrahedral
Ab2
Linear
Ab3
Trigonal planar
Electron Arrangement
AB2
AB3
AB2E
AB4
Linear... 180•... sp
trigonal planar... 120•... sp2
bent... <120•... sp2
tetrahedral ... 109.5•... sp3
AB2
Linear... 180•... sp
AB3
trigonal planar... 120•... sp2
18 terms
Electron Arrangement
Photon
Ground state
Excited state
Frequency
A unit or quantum of light
The lowest energy state of a quantized system
A state in which an atom has more energy than it does at its…
The number of cycles or vibrations per unit of time
Photon
A unit or quantum of light
Ground state
The lowest energy state of a quantized system
15 terms
Electron Arrangement
Steric #2/0 lone pairs
Steric #3/0 lone pairs
Steric #3/1 lone pair
Steric #4/0 lone pairs
Linear... Nonpolar
Trigonal Planar... Nonpolar
Bent... Polar
Tetrahedral... Nonpolar
Steric #2/0 lone pairs
Linear... Nonpolar
Steric #3/0 lone pairs
Trigonal Planar... Nonpolar
Electron Arrangement
single bond 1-2
3
4
5
linear
trigonal planar
tetrahedral
trigonal bipyramid
single bond 1-2
linear
3
trigonal planar
Electron Arrangement
Phosphorus (15)
Boron (5)
Calcuim (20)
Fluorine (9)
2,8,5
2,3
2,8,8,2
2,7
Phosphorus (15)
2,8,5
Boron (5)
2,3
Electron arrangement
Angular (l)
Principle (n)
Magnetic (m)
Spin (ms)
quantum number that indicates the shape of an orbital
quantum number indicates the average distance of the electron…
indicates the axes in space in which an electron can be found
indicates the spin of an electron
Angular (l)
quantum number that indicates the shape of an orbital
Principle (n)
quantum number indicates the average distance of the electron…
12 terms
Electron Arrangement
neutrons
difference between GS and ES and how i…
Balmer Series
Shape of an S orbital
mass number-protons
Electrons absorb energy in GS and become excited, eventually…
n=2 series of spectral emissions lines of hydrogen atom
sphere
neutrons
mass number-protons
difference between GS and ES and how i…
Electrons absorb energy in GS and become excited, eventually…
7 terms
electron arrangement
linear
trigonal planar
bent
bent
number of electron groups-2... bonded atoms- 2... lone pairs- 0
number of electron groups-3... bonded atoms-3... lone pairs-0
number of electron groups- 3... bonded atoms-2... lone pairs-1
number of electron groups-4... bonded atoms-2... lone pairs-2
linear
number of electron groups-2... bonded atoms- 2... lone pairs- 0
trigonal planar
number of electron groups-3... bonded atoms-3... lone pairs-0
14 terms
Electron Arrangement
Photon
Ground State
Excited State
Frequency
a particle representing a quantum of light or other electroma…
the lowest energy state of an atom or other particle.
a state of a physical system (as an atomic nucleus, an atom,…
the rate at which a vibration occurs that constitutes a wave,…
Photon
a particle representing a quantum of light or other electroma…
Ground State
the lowest energy state of an atom or other particle.
22 terms
Electron Arrangement
Photon
Ground State
Excited State
Frequency
A particle representing a quantum of light or other electroma…
The lowest energy state of an atom or other particle.
The highest energy state of an atom or other particle
The rate at which a vibration occurs that constitutes a wave,…
Photon
A particle representing a quantum of light or other electroma…
Ground State
The lowest energy state of an atom or other particle.
18 terms
Electron Arrangement
Ground State
Excited State
Frequency
Wavelength
the lowest energy state of an atom or other particle.
is any quantum state of the system that has a higher energy t…
the rate at which a vibration occurs that constitutes a wave,…
the distance between successive crests of a wave, especially…
Ground State
the lowest energy state of an atom or other particle.
Excited State
is any quantum state of the system that has a higher energy t…
18 terms
Electron Arrangement
Photon
Ground State
Excited State
Frequency
A particle representing a quantum of light or other electroma…
The lowest energy state of an atom or other particle.
Is any quantum state of the system that has a higher energy t…
the rate at which a vibration occurs that constitutes a wave,…
Photon
A particle representing a quantum of light or other electroma…
Ground State
The lowest energy state of an atom or other particle.
Electron arrangement
Energy levels
Where are electrons found
Orbital shapes
Orbital filling notation
1 2 3 4 5 6 7
in orbitals
a s p d f
boxes and arrows
Energy levels
1 2 3 4 5 6 7
Where are electrons found
in orbitals
Electron arrangement
Atomic orbital
Aufbau principle
Energy level
Atomic emission spectrum
Region of high probability of finding an electron
Electrons enter orbitals of lowest energy
The distance the electron is from the nucleus
Wavelength of light emitted by an element
Atomic orbital
Region of high probability of finding an electron
Aufbau principle
Electrons enter orbitals of lowest energy
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