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