Chemistry Final Exam Definitions Questions And Answers

Chemistry Final Exam Definitions
Questions And Answers
Afmolefoffanyfsubstancefcontainsfthefsamefnumberfoffsmallestfpiecesfoffafsubstancefthatfar
efinfafmolefoffanyfotherfsubstance.f-fCORRECTffANSWER-Importantfrulefaboutfmoles.

Alloyf-fCORRECTffANSWER-Afmixturefoffmetals,forfafmixturefoffafmetalfwithfotherfelements.

Anionf-fCORRECTffANSWER-NegativefIon.

Anodef-fCORRECTffANSWER-Oxidationftakesfplacefhere.

AqueousfSolutionf-fCORRECTffANSWER-Afsolutionfinfwhichfwaterfisfthefsolvent.

Aquiferf-fCORRECTffANSWER-Afwater-bearingflayerfoffrock,fsand,forfgravel.

Atomf-fCORRECTffANSWER-
Thefsmallestfpiecefoffanfelementfthatfcontainsfthefpropertiesfoffthatfelement.

AtomicfMassf-fCORRECTffANSWER-Thefmassfoffthefaveragefatom.

AtomicfNumberf-fCORRECTffANSWER-Thefnumberfoffprotonsfinfafsubstance.

Catalystf-fCORRECTffANSWER-
Increasesfthefspeedfoffafchemicalfreactionfbyfparticipatingfinfit.

Cathodef-fCORRECTffANSWER-Reductionftakesfplacefhere.

Cationf-fCORRECTffANSWER-Positivefion.

ChemicalfChangef-fCORRECTffANSWER-
Anfinteractionfoffmatterfthatfresultsfinfthefformationfoffoneforfmorefnewfsubstances.

ChemicalfEnergyf-fCORRECTffANSWER-
Energyfstoredfinfthefchemicalfbondsfoffsubstances.

, ChemicalfEquationf-fCORRECTffANSWER-Afshort-
handfwayfoffrepresentingfchemicalfchanges.

ChemicalfFormulaf-fCORRECTffANSWER-
Symbolsfoffthefelementsfthatfarefpresentfinfafsubstance,fwithfsubscriptsfthatftellfthefrelativefn
umberfoffatomsfpresentfinfthefsmallestfparticlefoffthefsubstance.

ChemicalfPropertyf-fCORRECTffANSWER-
Afcharateristicfoffafsubstancefthatfdescribesfafwayfthatfitfchangesfitsfnature.

ChemicalfPropertyf-fCORRECTffANSWER-
Afpropertyfthatfcanfbefobservedfbyfchangingfthefnaturefoffthefsubstance.

ChemicalfSymbolf-fCORRECTffANSWER-1forf2flettersfthatfrepresentfanfelement.

Colloidf-fCORRECTffANSWER-
Afmixturefwithfsmall,fsolidfparticlesfinfthefwaterf(heterogeneousfmixture).

Compoundf-fCORRECTffANSWER-Afsubstancefcomposedfoff2forfmorefelements.

Crackingf-fCORRECTffANSWER-
Thefprocessfoffconvertingflargefhydrocarbonfmoleculesfintofsmallerfonesfthroughfthefapplic
ationfoffthermalfenergyfandfafcatalyst.

DimitrifMendeleevf-fCORRECTffANSWER-Madefthefperiodicfchart.

DirectfWaterfUsef-fCORRECTffANSWER-
Thefapproximatefvolumef(offwater)fwhichfcanfbefdirectlyfmeasured.

Distillatef-fCORRECTffANSWER-Thefcondensedfproductsfoffdistillation.

Distillationf-fCORRECTffANSWER-
Separationfoffliquidfsubstancesfaccordingftoftheirfdifferingfboilingfpoints.

Ductilityf-fCORRECTffANSWER-Easefoffbeingfdrawnfintofthinfwires.

Electronegativityf-fCORRECTffANSWER-
Theftendencyfoffanfatomftofattractfsharedfelectronsfinfafbond.

Elementf-fCORRECTffANSWER-Thefsimplestfformfoffmatterf-
fafsubstancefthatfisfmadefupfoffonlyf1fkindfoffatom.




Endothermicf-fCORRECTffANSWER-Afprocessfthatfrequiresfthefadditionfoffenergy.

Exothermicf-fCORRECTffANSWER-Afprocessfthatfrequiresfthefreleasefoffenergy.