A) 0.014g B) 0.014 g/cm3 C) 14.28g/cm3 D) 14,000 g/cm3
A) very close together and freely moving B) somewhat spread apart with little movement C) somewhat spread apart with almost not movement D) very far apart and feely moving
A) atom with different number of electrons B) atom with different number of protons C) atom with different number of neutrons D) atom with different number of energy levels
A) 3d B) 4p C) 4d D) 5s
A) S B) Na C) Si
A) oxygen B) nitrogen C) aluminum D) magnesium
A) 0.56x10-24atoms B) 2.05atoms C) 2.05x1024atoms D) 18.3atoms
A) 36.4x1023 mol B) 185.92mol C) 2.70mol D) 0.37mol
A) 0.041grams B) 222grams C) 117grams D) 24.67grams
A) AlCl2 B) Al2Cl C) AlCl3 D) Al2Cl3
A) single-replacement B) combustion C) composition D) decomposition
A) single-replacement B) double-replacement C) combustion D) composition
A) __,3,3,__ B) balanced C) 3,__,__,3 D) __,3,__,3
A) subscripts B) coefficients C) products D) reactants
A) 52.0grams B) 39.6grams C) 65.6grams D) 138.7grams
A) Li=+1 O=-2 B) Li=+2 O=-2 C) Li=+1 O=-1 D) Li=+2 O=-1
A) 76 g/mol B) 120 amu C) 76 amu D) 120 g/mol
A) 20% B) 2% C) 89% D) 11%
A) 74 amu B) 36 amu C) 74 g/mol D) 36 g/mol
A) single-displacement B) synthesis C) combustion D) decomposition E) double-displacement
A) double-displacement B) decompostion C) synthesis D) single-displacement E) combustion
A) single-displacement B) combustion C) synthesis D) double-displacement E) decompostion
A) double-displacement B) single-displacement C) combustion D) decomposition E) synthesis
A) decomposition B) combustion C) single-displacement D) synthesis E) double-displacement
A) L B) oC C) atm D) K
A) atm B) K C) torr D) L
A) 395cm3 B) 0.047cm3 C) 0.001cm3 D) 13976cm3
A) 1200mmHg B) 805mmHg C) 706mmHg D) 1071mmHg
A) 105.3K B) 581K C) 855K D) 303K
A) 352K B) 500K C) 421K D) 206K
A) 18.9atm B) 15atm C) 32atm D) 49atm
A) Add 273 B) Multiply by 273 C) Subtract 273 D) Divide by 273
A) All of these B) 760 torr C) 101.325kPa D) 1atm
A) K B) Two of the above C) L D) oC
A) communicating results B) experimentation C) research D) organizing data
A) sunlight B) growth C) music D) water
A) growth B) water C) sunlight D) music
A) 860 B) 8.6 C) 0.86 D) 86000
A) element B) compound C) heterogeneous mixture D) homegeneous mixture
A) two of these B) salt water C) hydrogen D) air
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) physical property B) chemical property
A) physical change B) chemical change
A) chemical change B) physical change
A) alkali metals B) halogens C) transition metals D) noble gases
A) alphabetically B) by date of discovery C) by atomic number D) by atomic mass
A) Thomson B) Rutherford C) Millikan
A) Rutherford B) Thomson C) Millikan
A) 9 B) 6 C) 8 D) 7
A) Not enough information B) it depends on the mass C) 6.02x1023
A) 1s22s22p6 B) 1s12s22p5 C) 1s22s22p5 D) 1s12s12p6
A) [Ar] 4s2 B) [Ar]5s2 C) [Kr]1s22s22p63s23p64s23d104p65s2 D) [Kr]5s2
A) decreases B) increases
A) increases B) decreases
A) 12 B) 4 C) 3 D) 6
A) covalent B) metallic C) special D) ionic
A) ionic B) covalent C) special D) metallic
A) MgS4 B) MgS C) MgS2 D) Mg2S
A) CCl3 B) CCl4 C) CCl2 D) CCl
A) iron (II) chloride B) iron chloride C) iron dichloride D) iron (IV) chloride
A) nitrogen hexachloride B) nitrogen (III)chloride C) nitrogen chloride D) trinitrogen hexachloride
A) shares electrons B) donates/accepts electrons
A) how much it weighs B) number of atoms C) charge D) nothing
A) transition metals B) groups 1A,2A,3A and 4A C) 4A D) two of these
A) __,__,__,__ B) __,3,3,__ C) 3,__,__,3 D) __,3,__,3
A) __,__,__,__ B) __2,2,__ C) 2,__,2,__ D) __,2,__,2
A) multipliers B) coefficients C) dividers D) subscripts
A) nonmetals B) metals C) metalloids
A) valence electrons B) total neutrons C) total protons D) total electrons
A) CrCl2 B) Cr2Cl2 C) Cr2Cl D) CrCl
A) NaCl B) HCl C) NaOH D) HF
A) 12.5g B) 25 C) 50 D) 0g
A) bases B) acids C) neutral
A) ... B) ... C) Ms. Watson |