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