CHEM STRY
Jan 08, 2016
CHEM STRY
Orbitals in Space
Quantum Numbers
Electron Configurations
ElectronsNuclear
ReactionsNuclear Particles
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IsotopesUnstable
NucleiElectron
DotsElectron
Configuration
Periodic Properties
Quantum Digits
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Final Jeopardy
Final Jeopardy Category:
Holding onto Electrons
With every added primary level of electrons, it becomes
harder for protons to hold onto electrons because of
this.
Final Jeopardy
What is the shielding effect?
$200
What is a sphere?
This is the shape of an s orbital.
$400
What is a double mushroom head, a double balloon, or dumbbell?
This is the shape of a p orbital.
$600
What are nodes?
Every p orbital MIGHT or might NOT have 2 electrons,
but all p orbitals have 2 of these.
$800
What is primary energy level 1?
Every primary energy level except this one has a set of p
orbitals.
$1000
What is quantum number 3, symbol ml, the magnetic quantum number, or projection of
angular momentum?
This quantum number tells you in which orbital an
electron is found.
$200
What is the Pauli Exclusion Principle?
This states that no 2 electrons may have the same set of 4
quantum numbers.
This the quantum number that tells us in which sublevel an
electron is found.
$400
What is the 2nd quantum number, symbol l, angular momentum number, orbital
quantum number, or azimuthal quantum number?
$600
What is the spin quantum number or the spin number?
This is the name of the 4th quantum number.
$800
What is n, or the 1st or primary quantum number?
This quantum number is the same as coefficient numbers in electron configurations.
$1000
What is m-sub-l (ml)?
This is the symbol for the 3rd quantum number.
$200
What are the s and p sublevels in the highest primary electron energy level?
These are the sublevels in which valence electrons are
found.
$400
What is the d-sublevel?
This is the last sublevel which is filled when writing electron configurations for
transition metals.
$600
What is to pull an electron from the next highest s sublevel to put an electron in each
d orbital?
This is what chromium and molybdenum do but tungsten
does not.
$800
What is an f-sublevel--or—
What are 2 electrons in the highest s sublevel?
This is what tungsten has but chromium and molybdenum
do not?
$1000
What is sublevel 5d?
Elements cerium through lutetium (atomic numbers 58
through 71) only have one electron in this sublevel.
$200
This is the fraction of mass that an electron (or beta
particle) has compared to that of an alpha particle.
What is th ? 11850
$400
What are opposite spins?
--or--
What is that the magnetic fields cancel each other?
This is why 2 electrons can occupy the same orbital.
$600
What are which orbital an electron is in and what it’s direction of spin is?
This is what 2 things orbital notation can tell you about
electrons that electron configurations cannot.
$800
What is the electron cloud?
This is where chemical reactions take place.
Electron configurations, orbital notations, and
quantum numbers are only written for these kinds of
electrons.
$1000
What are electrons in their ground state?
$200
What is the mass number?
The number in this position:
24494Pu
$400
What is the atomic number?
The number in this position:
24494Pu
$600
What are the sum of the masses and the sum of the atomic numbers?
These are the 2 things that must be balanced in a nuclear
reaction.
$800
What is zero?
This is the atomic number of a neutron.
$1000
What is fission?
This what splitting an atomic nucleus is called.
$200
What is a mass of zero?
This is how the mass of this particle, β, is treated when
balancing nuclear reactions.
$400
What is deuterium?
Besides hydrogen-2, this is another name for this particle:
. 21H
$600
What is gamma radiation?
This form of radiation has no mass and no atomic number.
$800
What is an alpha radiation?
This form of radiation is made of particles that are
essentially the nucleus of a helium atom.
$1000
What is an alpha particle?
This nuclear particle is so weak that it cannot even
penetrate a piece of paper.
$400
What is atomic number 83?
Above this atomic number there are no stable isotopes.
$800
What are radioisotopes?
This is the name that we give to isotopes that are unstable.
$1200
What is carbon 14?
This the isotope of carbon that goes through beta decay.
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What is 20?
The “band of stability” follows the p+ = n line until you reach the element with
this proton number.
$2000
What is P = 1.5N?
The band of stability curves upward until it reaches this line at about proton number
83.
$400
What is 1/8th of the original radioisotope?
This is how much of a radioisotope is left after 3
half lives.
$800
What is a high specific activity?
Radioisotopes that decay rapidly are said to have this.
It’s the ratio of these 2 isotopes that tells scientists
how long ago something died.
$1200
What are carbon-14 and carbon-12?
$1600
What are lead and concrete?
The are commonly used as shields against gamma
radiation.
$2000
What are alpha, beta, and gamma radiation?
These are the 3 most common forms of nuclear radiation.
$400
What are the s and p sublevels in the highest primary level?
The number of electron dots in electron dot notation for
atoms come from these sublevels.
$800
What is to put one electron dot on each of the 4 sides of the atomic symbol?
You pair up electron dots only after this happens.
$1200
What is to use the Roman numeral at the top of the columns of representative
elements?
This is the shortcut to finding the correct number of
electron dots for an atom.
$1600
What is 2?
Most of the transition elements have this number of electron dots in their electron
dot notation.
$2000
What is one?
Copper, silver, and gold have this number of electron dots in their electron dot notation.
This is the valence level electron configuration of all the elements in the periodic table column that includes
oxygen.
$400
What is Xs2 Xp4 where X is the highest primary level?
$800
What is 1s2 2s1?
This is lithium’s electron configuration.
This is how you write the noble gas electron
configuration for an element?
$1200
What is to count backwards to the next lowest noble gas, insert the noble gas
symbol in brackets, and write the rest of the configuration?
The is the level into which you add d sublevel electrons
when you come to the d sublevel reagion in writing
electron configurations.
$1600What is one primary level below the
highest primary level?
The is the sublevel from which transition metal
electrons are 1st removed.
$2000What is the s sublevel electron in the
highest primary energy level?
$400
What is the ionization energy?
The energy required to remove an electron from an
atom.
$800
What is electronegativity?
The relative amount of pulling force that at atom
exerts on a pair of electrons in a bond with another atom.
$1200
What is electron affinity?
The amount of energy released when an extra
electron is added to an atom.
$1600
What is to become smaller as you move from left to right?
This is the pattern of atom radius in each row of
representative elements.
$2000
What is to grow larger?
This is what happens to the size of an atom (or the electron cloud) when
electrons are added to them.
$400
What are positive, whole numbers not including zero?
These are the only kinds of numbers acceptable as
primary quantum numbers.
$800
What are zero and positive whole numbers?
These are the only kind of numbers that are acceptable
for the orbital quantum number.
$1200
What are -2, -1, 0, 1, and 2?
These are the possible magnetic quantum numbers for electrons in a d sublevel.
$1600
What are the boxes?
This is what the 3rd quantum number corresponds to in
orbital notation.
$2000
What are -½ and ½?
These are the only acceptable numbers for the spin quantum
number.
Daily Double
What is potential energy?
A less stable electron has more of this.
Ionization energy and electron affinity are usually
measured in these units.
Daily Double
What are kilojoules per mole?kJmol
For atoms with more than one electron, this is the easiest to
remove.
Daily Double
What is the 1st electron?
The Jeopardy champion!