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