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High School Review
Radioactivity
Quantum Mechanics
Geometry and Bonding
Kinetics and Thermodynamics
100
The measured quantity 0.082060 contains _____ significant figures.
What is 5?
100
Iodine-131 is transmuted to xenon-131 by _______ emission.
What is beta decay?
100
N and L are the principal and angular momentum quantum numbers. When N = 3, the allowed values of L are
What are 0, 1, and 2?
100
If a central atom is surrounded by six electron domains, this term used to describe its fundamental geometry.
What is octahedral?
100
A substance’s specific heat is its heat capacity per what unit?
What is gram?
200
With sig figs, 6.03 g + 7.1 g = _____ g.
What is 13.1?
200
Polonium-212 is transmuted to lead-208 by _______ emission.
What is alpha decay?
200
“No two electrons in an atom may have the same values for all four quantum numbers” is
What is Pauli’s Exclusion Principle?
200
Which molecule has different properties from the other three? CH4 BBr3 SF6 NH3
What is NH3 (it's polar)?
200
If tripling the concentration of reactant A multiplies the rate by a factor of nine, the reaction is _______ order in A.
What is second?
300
In combustion, hydrocarbons burn to form ______ and ______.
What is CO2 and H2O?
300
Nuclides with a relatively high neutron-to-proton ratio tend to undergo _______ emission.
What is beta decay?
300
The only allowed values for the spin magnetic quantum number are
What are +1/2 and –1/2?
300
The hybridization of the oxygen atom in a water molecule.
What is sp3?
300
CO2 + H2 --> CO + H2O. ?If all species are gases and the container is compressed, the amount of CO will....
What is remain unchanged?
400
The formula weight of any substance is also known as __________.
What is the molar mass?
400
All radioactive decay processes follow _____-order reaction kinetics.
What is first?
400
At a node, this is the probability of finding an electron.
What is 0%?
400
According to molecular orbital theory, the bond order in the dinitrogen (N2) molecule.
What is 3?
400
If the value of the equilibrium constant is small, then _______ will mostly be present at equilibrium.
What are reactants?
500
The percentage yield of a reaction is 100% x (Z), where Z is
What is actual yield / theoretical yield?
500
The higher its binding energy per nucleon, the more _______ a nuclide is.
What is stable?
500
The electron configuration of a carbon atom.
What is 1s2 2s2 2p2?
500
When a transition metal atom forms a +1 ion, it loses an electron from what type of orbital?
What is s?
500
The value of the rate constant (k) for a first-order reaction is 0.010 sec–1. What is the half-life of this reaction?
What is 69 seconds?