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