Study sets matching "chemistry mcat general"

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Study sets matching "chemistry mcat general"

437 terms
MCAT: General Chemistry 2015
What is the approximate mass of a prot…
What is the atomic number of an elemen…
What does the mass number of an elemen…
What is an isotope?
One atomic mass unit (amu)
The number of protons found in an atom of that element
The sum of protons and neutrons in the atom's nucleus.
Atoms that share an atomic number but have different mass num…
What is the approximate mass of a prot…
One atomic mass unit (amu)
What is the atomic number of an elemen…
The number of protons found in an atom of that element
104 terms
MCAT 2015 General Chemistry
orbits the nucleus
spherical probability cloud
n
m
"_________________" decribes the behavior of the hydrogen ele…
"_________________" decribes the location of the hydrogen ele…
This is the symbol for the "principal quantum number"
This is the symbol for the "magnetic quantum number"
orbits the nucleus
"_________________" decribes the behavior of the hydrogen ele…
spherical probability cloud
"_________________" decribes the location of the hydrogen ele…
358 terms
MCAT (General Chemistry Review)
Absolute Zero
Absorption Spectrum
Acid
Acid Dissociation Constant (Ka)
The temperature at which all substances have no thermal energ…
The series of discrete lines at characteristic frequencies re…
A species that donates hydrogen ions or accepts electrons--Le…
The equilibrium constant that measures the degree of dissocia…
Absolute Zero
The temperature at which all substances have no thermal energ…
Absorption Spectrum
The series of discrete lines at characteristic frequencies re…
MCAT General Chemistry
Alpha particle
Beta + decay
Beta - decay
Electron capture
Helium-4 atom (2neutrons and 2protons)
Conversion of proton to neutron and emission of positron (ant…
Coverts neutron to proton and a B- particle (electron) which…
Capture of electron from closest valence shell and then used…
Alpha particle
Helium-4 atom (2neutrons and 2protons)
Beta + decay
Conversion of proton to neutron and emission of positron (ant…
48 terms
MCAT General Chemistry
Atom (A & Z)
Strong Nuclear Force
Radioactive
Alpha Decay
A= Mass Number --> Z + N ... Z= Atomic Number --> # of Protons…
Holds together the protons & neutrons in the nucleus ... Must o…
Unstable Nuclei ... Undergo transformation to make more stable…
Atom (A & Z)
A= Mass Number --> Z + N ... Z= Atomic Number --> # of Protons…
Strong Nuclear Force
Holds together the protons & neutrons in the nucleus ... Must o…
64 terms
General Chemistry MCAT 2016
Solving for the energy of a quanta
Solving for angular momentum of an ele…
Solving for energy of an electron
Solving for the electromagnetic energy…
-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…
L=nh/2π... -n=principal quantum number... -h=planck's constant (6.…
E= - (Rh/n^2)... Rh=Rydberg unit of energy... 2.18 x 10^-18 J/elec…
E=hc/λ... -h (Planck's constant): 6.626 x 10^-34 Jxs... -c (speed…
Solving for the energy of a quanta
-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…
Solving for angular momentum of an ele…
L=nh/2π... -n=principal quantum number... -h=planck's constant (6.…
64 terms
General Chemistry MCAT 2016
Solving for the energy of a quanta
Solving for angular momentum of an ele…
Solving for energy of an electron
Solving for the electromagnetic energy…
-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…
L=nh/2π... -n=principal quantum number... -h=planck's constant (6.…
E= - (Rh/n^2)... Rh=Rydberg unit of energy... 2.18 x 10^-18 J/elec…
E=hc/λ... -h (Planck's constant): 6.626 x 10^-34 Jxs... -c (speed…
Solving for the energy of a quanta
-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…
Solving for angular momentum of an ele…
L=nh/2π... -n=principal quantum number... -h=planck's constant (6.…
9 terms
MCAT: General Chemistry (Thermodynamics)
Work equation
The First Law of Thermodynamics
The Reaction Quotient
The Average Kinetic energy of a single…
(constant pressure)
Work equation
(constant pressure)
The First Law of Thermodynamics
437 terms
MCAT: General Chemistry 2015
What is the approximate mass of a prot…
What is the atomic number of an elemen…
What does the mass number of an elemen…
What is an isotope?
One atomic mass unit (amu)
The number of protons found in an atom of that element
The sum of protons and neutrons in the atom's nucleus.
Atoms that share an atomic number but have different mass num…
What is the approximate mass of a prot…
One atomic mass unit (amu)
What is the atomic number of an elemen…
The number of protons found in an atom of that element
30 terms
MCAT General Chemistry
quantum numbers
electron configuration
periodic table trends
period trend definitions
N- energy level... I- (n-1) s,p,d,f... Mi- orbital... Ms- spin... Hunds=…
ionization energy= energy required to remove electron from ga…
quantum numbers
N- energy level... I- (n-1) s,p,d,f... Mi- orbital... Ms- spin... Hunds=…
electron configuration
216 terms
MCAT: General Chemistry
STP
Ideal Gas Law
At STP, 1 mol of gas will occupy ...
Characteristics of an Ideal Gas
0°C and 1 atm
PV = nRT
22.4 L
1. Gas molecules have zero volume... 2. Gas molecules exert no f…
STP
0°C and 1 atm
Ideal Gas Law
PV = nRT
141 terms
MCAT - General Chemistry
Atomic number Z
Isotopes
Mass number A
Atomic number
The number of protons in a nucleus, also equivalent to the nu…
Atoms of a single element that vary in number of neutrons
The combined number of protons (Z) and neutrons in a nucleus…
In shorthand superscript/subscript notation of atomic element…
Atomic number Z
The number of protons in a nucleus, also equivalent to the nu…
Isotopes
Atoms of a single element that vary in number of neutrons
287 terms
MCAT 2015: General Chemistry
absolute zero
acid
acid radical
acid salt
the lowest possible temperature (-273.15°C)
a substance that can give a proton to another substance; they…
the negative ion left behind when an acid loses a hydrogen ion
contains at least one hydrogen ion and can behave as an acid…
absolute zero
the lowest possible temperature (-273.15°C)
acid
a substance that can give a proton to another substance; they…
353 terms
MCAT General Chemistry
protons
neutron
electron
atomic number
has a positive charge and mass around 1 amu
has no charge and a mass around 1 amu
has a negative charge and negligible mass
the number of protons in a given element
protons
has a positive charge and mass around 1 amu
neutron
has no charge and a mass around 1 amu
353 terms
MCAT General Chemistry
protons
neutron
electron
atomic number
has a positive charge and mass around 1 amu
has no charge and a mass around 1 amu
has a negative charge and negligible mass
the number of protons in a given element
protons
has a positive charge and mass around 1 amu
neutron
has no charge and a mass around 1 amu
MCAT General Chemistry: Electrochemistry
Electrochemistry
What reactions generate the greatest c…
Oxidation state of oxygen (usually)?
Exceptions to the oxidation state of o…
addresses chemical reactions that involve electron transfer
Oxidation-reduction reactions
-2
Molecular oxygen where it is 0, and peroxides where it is -1
Electrochemistry
addresses chemical reactions that involve electron transfer
What reactions generate the greatest c…
Oxidation-reduction reactions
MCAT General Chemistry
Alpha particle
Beta + decay
Beta - decay
Electron capture
Helium-4 atom (2neutrons and 2protons)
Conversion of proton to neutron and emission of positron (ant…
Coverts neutron to proton and a B- particle (electron) which…
Capture of electron from closest valence shell and then used…
Alpha particle
Helium-4 atom (2neutrons and 2protons)
Beta + decay
Conversion of proton to neutron and emission of positron (ant…
251 terms
MCAT GENERAL CHEMISTRY
What is it called when the ion-dipole…
What governs the electrical conductivi…
What's the difference between a strong…
What does Gibbs free energy mean?
This is called an electrolyte solution. The solutes enable th…
Whether or not there are ions. The concentration of ions in a…
strong electrolytes dissociate completely. ... weak electrolytes…
It determines whether or not a reaction will occur by itself…
What is it called when the ion-dipole…
This is called an electrolyte solution. The solutes enable th…
What governs the electrical conductivi…
Whether or not there are ions. The concentration of ions in a…
64 terms
General Chemistry MCAT 2016
Solving for the energy of a quanta
Solving for angular momentum of an ele…
Solving for energy of an electron
Solving for the electromagnetic energy…
-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…
L=nh/2π... -n=principal quantum number... -h=planck's constant (6.…
E= - (Rh/n^2)... Rh=Rydberg unit of energy... 2.18 x 10^-18 J/elec…
E=hc/λ... -h (Planck's constant): 6.626 x 10^-34 Jxs... -c (speed…
Solving for the energy of a quanta
-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…
Solving for angular momentum of an ele…
L=nh/2π... -n=principal quantum number... -h=planck's constant (6.…
13 terms
MCAT Physics & General Chemistry
Prefix Chart
angstroms to meters
electron-volt
Trigonometric Functions
a unit used to express atomic dimensions 1 A= 10^-10 m
the energy given to an electron accelerated by a one volt pot…
Prefix Chart
angstroms to meters
a unit used to express atomic dimensions 1 A= 10^-10 m
216 terms
MCAT General Chemistry
STP
Ideal Gas Law
At STP, 1 mol of gas will occupy ...
Characteristics of an Ideal Gas
0°C and 1 atm
PV = nRT
22.4 L
1. Gas molecules have zero volume... 2. Gas molecules exert no f…
STP
0°C and 1 atm
Ideal Gas Law
PV = nRT
245 terms
General Chemistry MCAT
Acid
Acid dissociation constant
alkali metals
alkaline earth metals
Bronsetd= proton donating species ... Lewis= electoron acceptor
the equilibrium constant that measures the degree of dissocia…
elements found in the group 1A of the periodic table; highly…
elements found in group 2A of the periodic table; chemistry i…
Acid
Bronsetd= proton donating species ... Lewis= electoron acceptor
Acid dissociation constant
the equilibrium constant that measures the degree of dissocia…
General Chemistry MCAT review
Atomic mass
Atomic number
If you change the number of protons in…
Orbitals
The sum of an atoms protons and neutrons
The number of protons in the nucleus of an atom
Change protons---> different molecule... Change neutrons---> iso…
regions around the nucleus in which given electron or electro…
Atomic mass
The sum of an atoms protons and neutrons
Atomic number
The number of protons in the nucleus of an atom
149 terms
MCAT Review General Chemistry
Calculate Formal Charge
bond dissociation energy (BDE)
homolytic bond cleavage
heterolytic bond cleavage
FC=V - (1/2)B - L... V = # of valence electrons... B = # of bonding…
the energy required to break a bond homolytically
one electron of the bond being broken goes to each fragment o…
both electrons of the electron pair that make up the bond end…
Calculate Formal Charge
FC=V - (1/2)B - L... V = # of valence electrons... B = # of bonding…
bond dissociation energy (BDE)
the energy required to break a bond homolytically
MCAT: General Chemistry
Law of mass action
quantum theory
alkali metals
Alkaline earth metals
group 1 on the periodic table
group 2( alphabetically alkaline is after alkali (group1)
Law of mass action
quantum theory
MCAT General Chemistry Equations
Planck Relation (frequency)
Avagadro's Number
Planck's Constant
Angular Momentum of an electron (Bohr…
E = hf
6.02x10^23
6.6 * 10^-34 joule/sec
L=(n·h/2·π)
Planck Relation (frequency)
E = hf
Avagadro's Number
6.02x10^23
General chemistry MCAT
Proton
neutron
electron
nucleus
postive charge mass around 1 amu
has no charge mass around 1 amu
negative charge the mass is negilble
contains protons and neutrons the electrons move around the n…
Proton
postive charge mass around 1 amu
neutron
has no charge mass around 1 amu
64 terms
General Chemistry MCAT 2016
Solving for the energy of a quanta
Solving for angular momentum of an ele…
Solving for energy of an electron
Solving for the electromagnetic energy…
-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…
L=nh/2π... -n=principal quantum number... -h=planck's constant (6.…
E= - (Rh/n^2)... Rh=Rydberg unit of energy... 2.18 x 10^-18 J/elec…
E=hc/λ... -h (Planck's constant): 6.626 x 10^-34 Jxs... -c (speed…
Solving for the energy of a quanta
-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…
Solving for angular momentum of an ele…
L=nh/2π... -n=principal quantum number... -h=planck's constant (6.…
437 terms
MCAT: General Chemistry 2015
What is the approximate mass of a prot…
What is the atomic number of an elemen…
What does the mass number of an elemen…
What is an isotope?
One atomic mass unit (amu)
The number of protons found in an atom of that element
The sum of protons and neutrons in the atom's nucleus.
Atoms that share an atomic number but have different mass num…
What is the approximate mass of a prot…
One atomic mass unit (amu)
What is the atomic number of an elemen…
The number of protons found in an atom of that element
265 terms
Kaplan MCAT General Chemistry
Rate Law
Sublimation
Raoult's Law
Mass number
An experimentally determined mathematical expression showing…
The phase change from a solid to a gas.
The vapor pressure of one component above a solution is propo…
The sum of the protons and neutrons in an element, denoted by…
Rate Law
An experimentally determined mathematical expression showing…
Sublimation
The phase change from a solid to a gas.
42 terms
MCAT General Chemistry Equations
Planck Relation (frequency)
Avagadro's Number
Planck's Constant
Angular Momentum of an electron (Bohr…
E = hf
6.02x10^23
6.6 * 10^-34 joule/sec
L=(n·h/2·π)
Planck Relation (frequency)
E = hf
Avagadro's Number
6.02x10^23
242 terms
MCAT General Chemistry
Atomic number
Mass number
Atomic mass
Isotopes
The number of protons in a given element
The sum of an element's protons and neutrons
Essentially equal to the mass number, the sum of an element's…
Atoms of a given element (same atomic number) that have diffe…
Atomic number
The number of protons in a given element
Mass number
The sum of an element's protons and neutrons
MCAT General Chemistry
Standard Gibbs free energy
Gibbs free energy
Dalton's law of partial pressures
Henry's law
Pa = Xa * Ptot
Gas concentration is directly proportional to partial pressur…
Standard Gibbs free energy
Gibbs free energy
265 terms
Kaplan MCAT General Chemistry
Rate Law
Sublimation
Raoult's Law
Mass number
An experimentally determined mathematical expression showing…
The phase change from a solid to a gas.
The vapor pressure of one component above a solution is propo…
The sum of the protons and neutrons in an element, denoted by…
Rate Law
An experimentally determined mathematical expression showing…
Sublimation
The phase change from a solid to a gas.
MCAT General Chemistry
+1 Polyatomic Ions
-1 Polyatomic Ions
-2 Polyatomic Ions
-3 Polyatomic Ions
Ammonium NH4+ ... Hydronium H3O+
Acetate CH3CO2-... Bicarbonate HCO3-... Cyanide CN-... Hydroxide OH-... N…
Carbonate CO3 2-... Sulfate SO4 2-... Sulfite SO3 2-
Phosphate PO4 3-
+1 Polyatomic Ions
Ammonium NH4+ ... Hydronium H3O+
-1 Polyatomic Ions
Acetate CH3CO2-... Bicarbonate HCO3-... Cyanide CN-... Hydroxide OH-... N…
43 terms
MCAT General Chemistry
energy of electron
electromagnetic energy of photons
Quantum numbers
alpha decay
E=-R/(n^2)
n= n... l= 0 to n-1 (s=0, p=1, d=2, f=3)... ml= between l and -l
nucleus has too much mass... release 2 protons and 2 neutrons (l…
energy of electron
E=-R/(n^2)
electromagnetic energy of photons
173 terms
MCAT: General Chemistry
proton
neutron
electron
atomic number (Z)
has a mass of 1 amu; located in the nucleus of an atom; used…
has a mass of approx. 1 amu (slightly larger than that of a p…
has a negative charge that is equal in magnitude to that of a…
is equal to the number of protons found in an atom of an elem…
proton
has a mass of 1 amu; located in the nucleus of an atom; used…
neutron
has a mass of approx. 1 amu (slightly larger than that of a p…
201 terms
MCAT: General Chemistry
atomic weight
mole
Avogadro's number
moles =
the weighted average of the masses of the naturally occurring…
a unit used to count particles and is represented by Avogadro…
6.022 x 10^23 particles
mass of a sample / molar mass
atomic weight
the weighted average of the masses of the naturally occurring…
mole
a unit used to count particles and is represented by Avogadro…
294 terms
Kaplan MCAT General Chemistry
Rate Law
Sublimation
Raoult's Law
Mass number
An experimentally determined mathematical expression showing…
The phase change from a solid to a gas.
The vapor pressure of one component above a solution is propo…
The sum of the protons and neutrons in an element, denoted by…
Rate Law
An experimentally determined mathematical expression showing…
Sublimation
The phase change from a solid to a gas.
371 terms
MCAT General Chemistry
protons
neutron
electron
atomic number
has a positive charge and mass around 1 amu
has no charge and a mass around 1 amu
has a negative charge and negligible mass
the number of protons in a given element
protons
has a positive charge and mass around 1 amu
neutron
has no charge and a mass around 1 amu
MCAT General Chemistry
Isotope
Atomic number
Mass number
What electrons are most involved in th…
Atoms of the same element with differing mass numbers (differ…
The amount of protons in an atom. This is unique for each ele…
The sum of protons and neutrons in an atom. Used to identify…
Valence electrons, which are in the outermost shell
Isotope
Atoms of the same element with differing mass numbers (differ…
Atomic number
The amount of protons in an atom. This is unique for each ele…
503 terms
MCAT General Chemistry
proton
neutron
electron
nucleus
positive charge... 1 amu... p... p +... 1/1 H
no charge... 1 amu... n0... 1/0 n
negative charge... negligible mass... e-... 0/-1 e
protons + neutrons... e- move around
proton
positive charge... 1 amu... p... p +... 1/1 H
neutron
no charge... 1 amu... n0... 1/0 n
MCAT General Chemistry
the fundamental unit of matter is the…
Protons are found in the ___________ o…
the ________ _________ of an element i…
Neutrons are ____________, they have _…
atom; proton, neutron, electron
nucleus; e=1.6E-19 C; 1 atomic mass unit (amu)
atomic number (Z)
neutral; no charge
the fundamental unit of matter is the…
atom; proton, neutron, electron
Protons are found in the ___________ o…
nucleus; e=1.6E-19 C; 1 atomic mass unit (amu)
MCAT 2015 - General Chemistry
Protons
Atomic Number
Atomic Mass Number
Neutrons
Positive ions in the nucleus of a chemical atom
The amount of protons found in an atom of an element
Sum of protons and neutrons in nucleus (in AMU)
Neutral in the nucleus
Protons
Positive ions in the nucleus of a chemical atom
Atomic Number
The amount of protons found in an atom of an element
MCAT General Chemistry
strong nuclear force
atomic radius trend
effective nuclear charge trend
electronegativity and bonds
hold protons and neutrons together to form the nucleus
radius decreases going across a period... radius increases goin…
increases going left to right across the table... increases fro…
ionic bonds: large difference... polar covalent bonds: moderate…
strong nuclear force
hold protons and neutrons together to form the nucleus
atomic radius trend
radius decreases going across a period... radius increases goin…
Kaplan MCAT General Chemistry
Rate Law
Sublimation
Raoult's Law
Mass number
An experimentally determined mathematical expression showing…
The phase change from a solid to a gas.
The vapor pressure of one component above a solution is propo…
The sum of the protons and neutrons in an element, denoted by…
Rate Law
An experimentally determined mathematical expression showing…
Sublimation
The phase change from a solid to a gas.
27 terms
MCAT - General Chemistry - Solutions
Solvation (dissolution)
Exothermic dissolution
Endothermic dissolution
ideal solution
electrostatic interaction between solute and solvent molecule…
new interactions are stronger than the original ones - favore…
new interactions are weaker than the original ones - favored…
enthalpy change for the dissolution close to zero
Solvation (dissolution)
electrostatic interaction between solute and solvent molecule…
Exothermic dissolution
new interactions are stronger than the original ones - favore…
265 terms
Kaplan MCAT General Chemistry
Rate Law
Sublimation
Raoult's Law
Mass number
An experimentally determined mathematical expression showing…
The phase change from a solid to a gas.
The vapor pressure of one component above a solution is propo…
The sum of the protons and neutrons in an element, denoted by…
Rate Law
An experimentally determined mathematical expression showing…
Sublimation
The phase change from a solid to a gas.
437 terms
MCAT: General Chemistry 2015
What is the approximate mass of a prot…
What is the atomic number of an elemen…
What does the mass number of an elemen…
What is an isotope?
One atomic mass unit (amu)
The number of protons found in an atom of that element
The sum of protons and neutrons in the atom's nucleus.
Atoms that share an atomic number but have different mass num…
What is the approximate mass of a prot…
One atomic mass unit (amu)
What is the atomic number of an elemen…
The number of protons found in an atom of that element
353 terms
MCAT General Chemistry
protons
neutron
electron
atomic number
has a positive charge and mass around 1 amu
has no charge and a mass around 1 amu
has a negative charge and negligible mass
the number of protons in a given element
protons
has a positive charge and mass around 1 amu
neutron
has no charge and a mass around 1 amu
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