A) 0.014 g/cm3 B) 0.014g C) 14.28g/cm3 D) 14,000 g/cm3
A) somewhat spread apart with almost not movement B) somewhat spread apart with little movement C) very far apart and feely moving D) very close together and freely moving
A) atom with different number of protons B) atom with different number of energy levels C) atom with different number of neutrons D) atom with different number of electrons
A) 4d B) 5s C) 3d D) 4p
A) Na B) Si C) S
A) magnesium B) oxygen C) aluminum D) nitrogen
A) 2.05x1024atoms B) 18.3atoms C) 0.56x10-24atoms D) 2.05atoms
A) 36.4x1023 mol B) 2.70mol C) 0.37mol D) 185.92mol
A) 117grams B) 24.67grams C) 222grams D) 0.041grams
A) Al2Cl B) AlCl3 C) Al2Cl3 D) AlCl2
A) single-replacement B) composition C) combustion D) decomposition
A) double-replacement B) combustion C) composition D) single-replacement
A) __,3,__,3 B) balanced C) 3,__,__,3 D) __,3,3,__
A) subscripts B) reactants C) products D) coefficients
A) 65.6grams B) 39.6grams C) 138.7grams D) 52.0grams
A) Li=+2 O=-2 B) Li=+2 O=-1 C) Li=+1 O=-1 D) Li=+1 O=-2
A) 76 amu B) 76 g/mol C) 120 g/mol D) 120 amu
A) 20% B) 2% C) 11% D) 89%
A) 74 g/mol B) 36 g/mol C) 74 amu D) 36 amu
A) decomposition B) single-displacement C) combustion D) double-displacement E) synthesis
A) single-displacement B) synthesis C) combustion D) decompostion E) double-displacement
A) double-displacement B) combustion C) synthesis D) single-displacement E) decompostion
A) synthesis B) combustion C) double-displacement D) decomposition E) single-displacement
A) decomposition B) synthesis C) single-displacement D) double-displacement E) combustion
A) K B) atm C) L D) oC
A) atm B) K C) L D) torr
A) 0.047cm3 B) 0.001cm3 C) 395cm3 D) 13976cm3
A) 805mmHg B) 1200mmHg C) 706mmHg D) 1071mmHg
A) 105.3K B) 303K C) 855K D) 581K
A) 352K B) 206K C) 421K D) 500K
A) 32atm B) 49atm C) 18.9atm D) 15atm
A) Multiply by 273 B) Add 273 C) Divide by 273 D) Subtract 273
A) 1atm B) 760 torr C) All of these D) 101.325kPa
A) L B) K C) oC D) Two of the above
A) experimentation B) communicating results C) research D) organizing data
A) music B) growth C) water D) sunlight
A) growth B) sunlight C) water D) music
A) 0.86 B) 860 C) 8.6 D) 86000
A) homegeneous mixture B) compound C) element D) heterogeneous mixture
A) salt water B) air C) two of these D) hydrogen
A) combine to form new substances B) are hard to pick out C) maintain seperate identities D) none of these
A) chemical property B) physical property
A) chemical property B) physical property
A) physical change B) chemical change
A) physical change B) chemical change
A) transition metals B) alkali metals C) halogens D) noble gases
A) by atomic number B) by date of discovery C) alphabetically D) by atomic mass
A) Rutherford B) Millikan C) Thomson
A) Thomson B) Rutherford C) Millikan
A) 9 B) 7 C) 6 D) 8
A) 6.02x1023 B) Not enough information C) it depends on the mass
A) 1s12s22p5 B) 1s22s22p6 C) 1s12s12p6 D) 1s22s22p5
A) [Kr]5s2 B) [Ar]5s2 C) [Ar] 4s2 D) [Kr]1s22s22p63s23p64s23d104p65s2
A) decreases B) increases
A) decreases B) increases
A) 3 B) 4 C) 12 D) 6
A) ionic B) metallic C) covalent D) special
A) covalent B) ionic C) metallic D) special
A) MgS B) MgS2 C) MgS4 D) Mg2S
A) CCl2 B) CCl4 C) CCl D) CCl3
A) iron (IV) chloride B) iron (II) chloride C) iron chloride D) iron dichloride
A) nitrogen hexachloride B) trinitrogen hexachloride C) nitrogen (III)chloride D) nitrogen chloride
A) shares electrons B) donates/accepts electrons
A) nothing B) number of atoms C) charge D) how much it weighs
A) 4A B) transition metals C) two of these D) groups 1A,2A,3A and 4A
A) __,3,3,__ B) 3,__,__,3 C) __,__,__,__ D) __,3,__,3
A) __2,2,__ B) __,2,__,2 C) 2,__,2,__ D) __,__,__,__
A) dividers B) subscripts C) coefficients D) multipliers
A) metals B) nonmetals C) metalloids
A) total electrons B) total neutrons C) total protons D) valence electrons
A) CrCl2 B) Cr2Cl2 C) CrCl D) Cr2Cl
A) HCl B) NaOH C) NaCl D) HF
A) 0g B) 25 C) 50 D) 12.5g
A) acids B) bases C) neutral
A) ... B) ... C) Ms. Watson |