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