A) 0.014g B) 0.014 g/cm3 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 close together and freely moving D) very far apart and feely moving
A) atom with different number of protons B) atom with different number of energy levels C) atom with different number of electrons D) atom with different number of neutrons
A) 4p B) 4d C) 5s D) 3d
A) Na B) Si C) S
A) magnesium B) nitrogen C) aluminum D) oxygen
A) 2.05atoms B) 2.05x1024atoms C) 18.3atoms D) 0.56x10-24atoms
A) 185.92mol B) 0.37mol C) 2.70mol D) 36.4x1023 mol
A) 24.67grams B) 0.041grams C) 222grams D) 117grams
A) AlCl2 B) Al2Cl C) Al2Cl3 D) AlCl3
A) decomposition B) combustion C) composition D) single-replacement
A) composition B) combustion C) single-replacement D) double-replacement
A) __,3,__,3 B) balanced C) 3,__,__,3 D) __,3,3,__
A) products B) coefficients C) subscripts D) reactants
A) 65.6grams B) 52.0grams C) 39.6grams D) 138.7grams
A) Li=+1 O=-2 B) Li=+2 O=-1 C) Li=+2 O=-2 D) Li=+1 O=-1
A) 76 g/mol B) 120 amu C) 76 amu D) 120 g/mol
A) 2% B) 20% C) 89% D) 11%
A) 74 amu B) 36 g/mol C) 74 g/mol D) 36 amu
A) combustion B) single-displacement C) double-displacement D) decomposition E) synthesis
A) synthesis B) combustion C) double-displacement D) decompostion E) single-displacement
A) single-displacement B) synthesis C) decompostion D) double-displacement E) combustion
A) single-displacement B) decomposition C) combustion D) synthesis E) double-displacement
A) double-displacement B) combustion C) synthesis D) single-displacement E) decomposition
A) L B) K C) atm D) oC
A) L B) torr C) K D) atm
A) 0.001cm3 B) 0.047cm3 C) 395cm3 D) 13976cm3
A) 1200mmHg B) 706mmHg C) 1071mmHg D) 805mmHg
A) 105.3K B) 855K C) 581K D) 303K
A) 500K B) 352K C) 206K D) 421K
A) 15atm B) 49atm C) 18.9atm D) 32atm
A) Divide by 273 B) Multiply by 273 C) Add 273 D) Subtract 273
A) All of these B) 101.325kPa C) 1atm D) 760 torr
A) L B) K C) Two of the above D) oC
A) research B) communicating results C) experimentation D) organizing data
A) music B) growth C) water D) sunlight
A) growth B) water C) sunlight D) music
A) 8.6 B) 860 C) 86000 D) 0.86
A) element B) heterogeneous mixture C) homegeneous mixture D) compound
A) air B) hydrogen C) two of these D) salt water
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) physical property B) chemical property
A) chemical change B) physical change
A) physical change B) chemical change
A) alkali metals B) transition metals C) halogens D) noble gases
A) by atomic number B) alphabetically C) by atomic mass D) by date of discovery
A) Millikan B) Thomson C) Rutherford
A) Millikan B) Thomson C) Rutherford
A) 7 B) 8 C) 6 D) 9
A) 6.02x1023 B) Not enough information C) it depends on the mass
A) 1s12s22p5 B) 1s12s12p6 C) 1s22s22p5 D) 1s22s22p6
A) [Kr]1s22s22p63s23p64s23d104p65s2 B) [Ar] 4s2 C) [Ar]5s2 D) [Kr]5s2
A) decreases B) increases
A) decreases B) increases
A) 4 B) 6 C) 12 D) 3
A) covalent B) ionic C) metallic D) special
A) metallic B) ionic C) special D) covalent
A) Mg2S B) MgS C) MgS4 D) MgS2
A) CCl4 B) CCl3 C) CCl2 D) CCl
A) iron (IV) chloride B) iron dichloride C) iron (II) chloride D) iron chloride
A) nitrogen chloride B) nitrogen hexachloride C) nitrogen (III)chloride D) trinitrogen hexachloride
A) shares electrons B) donates/accepts electrons
A) charge B) how much it weighs C) nothing D) number of atoms
A) 4A B) transition metals C) two of these D) groups 1A,2A,3A and 4A
A) __,3,__,3 B) __,__,__,__ C) __,3,3,__ D) 3,__,__,3
A) 2,__,2,__ B) __2,2,__ C) __,__,__,__ D) __,2,__,2
A) dividers B) coefficients C) multipliers D) subscripts
A) nonmetals B) metals C) metalloids
A) total electrons B) total protons C) total neutrons D) valence electrons
A) CrCl B) Cr2Cl2 C) CrCl2 D) Cr2Cl
A) HCl B) NaOH C) HF D) NaCl
A) 50 B) 0g C) 25 D) 12.5g
A) acids B) neutral C) bases
A) Ms. Watson B) ... C) ... |