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Chem Practice Test

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Makes a red flame/Maniac depression
Cation 2+ and 1+
Largest out of Li, Cu, Na, Fe, Am
Smoke detectors use.
Depends on chemical reaction
Necessary to determine molar mass
Balancing chemical reaction
Gas that reacts as an acid
Found in cola
Dissolves to a pH greater than 7
Predicts molecular shape
Electrons as waves
Molecules undergo collision and rebound
Gases as particles. Rapid and elastic. Temperature.
Decreasing pressure of NH3 causes
Compound sodium dihydrogen phosphate trhydrate g mol
K2Cr2O7 dissolves
Helium takes 36 min. How much sulfur dioxide?
Molar solubility of iron(III) hydroxide
d2sp3 is?
pH of 0.01 acetic acid is close to
barium carbonate with hydrochloric acid
KNO3 0.564 molal. What piece of info is needed?
Geometry of NO3-1 described as
Decreasing atomic radius
Brosted acid/bas
0.01 solution with highest pH
0.1 solution of sodium salt
Salad dressing
net ionic for cobalt (II) nitrate with hydrogen sulfide gas
Strongest base? NaClO, NaClO3, NaBrO3, KClO3, KClO4
aqueous solution amphiprotic substance
Lewis structure bond order 4/3
Student prepares gases lowest percent
Half-life of 4.5
not necessarily yield more product
Chemist looks upward initial and downward final
Not necessary to boil
Will disolve in C6H14
0.010 M pH 9.85 pKb of weak base?
No ion pairing boiling point of 2.50 of Na2SO4.
Without a mass spectrometer what to do?
CaX2. What is X?
Correct name?
Sodium metal with water
Least electricity conducted
Cell voltage for the reaction
Calcium chloride reacts with what?
Colorless solution is formed in water
Rate the following oxo acids. Strongest?
50.0 mL HCl mixed 25.0 mL NaOH. pH?
Barium chloride. Formula? Molar mass = 208.2
boiling points aldehydes. Graph versus number of carbon in aldehyde
Computer disks, videos, audiotapes, use?
Cannot be a complex ion
Kb values for weak bases. Buffer pH 8.9
alcohol compound
allotrope of nonmetallic element
Water is unusual
Equilibrium law for Na2CO3 + 2HCl <> H2O + CO2
Gas has volume of 2.5 L. Work involved in process?
rate = k[A]^2[B] is true about the system
Describes orbitals to form pi bonds (You will know it by the picture)
Which is optically active?
Lewis structure with sp3d
electron configuration for isoelectronic
Which pair will have the greatest difference in radius
Energy needed to remove one or more electrons... which one will most likely have greatest difference between 2nd and 3rd
5 grams of element and 19.5 of chlorine forms oxide M203
Phosphoric acid in three steps is
Activation energy (has chart)
Phase diagram below (pressure/temperature)
Represents disappearance of reactant in kinetics (has chart)
most ionic based on positions of atoms
2 pi bonds 9 sigma bonds
Know this equation (First)
Know this equation (Second)
Know this equation (Third)

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