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