Chemistry Final Acs Exam Questions With 100% Verified Answers

CHEMISTRY FINAL ACS EXAM
QUESTIONS WITH 100% VERIFIED
ANSWERS

Accuracy? gv- gvANSWERS-Closeness gvof gvmeasurements gvto gvthe gvTRUE gvVALUE gvof
gvwhat gvis gvbeing gvmeasured



Precision? gv- gvANSWERS-Closeness gvof gva gvSET gvof gvmeasurements

How gvdo gvyou gvcalculate gvPercent gvError? gv- gvANSWERS-I gvexperimental-accepted gvI
____________________ gvx gv100 gv
gvaccepted gvvalue



Are gvzeros gvinfront gvof gvnon-zero gvdigis gvsignificant? gv- gvANSWERS-Nope! gv
ex: gv0.0071 gvis gvonly gv2 gvsig gvfigs

Are gvzeros gvat gvthe gvend gvof gva gvnumber gvand gvto gvthe gvright gvof gvthe gvdecimal
gvsignificant? gv- gvANSWERS-Yep! gv

ex: gv9.100 gvis gv4 gvsig gvfigs

Addition/Subtraction gvin gvregards gvto gvsig gvfigs? gv- gvANSWERS-Round gvnumbers gvto
gvthe gvleast gvnumber gvof gvdecimal gvplaces



Multiplaction/Division gvin gvregards gvto gvsig gvfigs? gv- gvANSWERS-Round gvanswers gvto
gvthe gvleast gvamount gvof gvsig gvfigs



# gvof gve- gvequal gv- gvANSWERS-the gv# gvof gvp+

Atomic gvMass? gv- gvANSWERS-Number gvof gvprotons gvin gvthe gvnucleus gv(number gvon
gvthe gvleft gvbottom gvcorner gvof gvthe gvchemical gvsymbol)



Atomic gvMass gvNumber? gv- gvANSWERS-Number gvof gvprotons gvand gvneutrons
gv(number gvon gvthe gvleft gvupper gvcorner gvof gvthe gvchemical gvsymbol)



Isotope? gv- gvANSWERS-Atoms gvof gvthe gvsame gvelement, gvbut gvwith gvdifferent
gvmasses gv(different gvnumber gvof gvneutrons)



STUDY gvELECTRON gvCONFIGURATIONS gv- gvANSWERS-STUDY gvELECTRON
gvCONFIGURATIONS



Do gvcolumns gvor gvrows gvin gvthe gvPeriodic gvTable gvhave gvsimilar gvpatterns? gv-
gvANSWERS-Columns gv(the gv"groups") gvhave gvrepeating gvpatterns?

, Which gvarea gvof gvthe gvPeriodic gvTable gvhas gvgreater gvmetallicness? gv- gvANSWERS-
Left gvand gvdown gvhas gvgreater gvmetallicness

Which gvarea gvof gvthe gvPT gvhas gvgreater gvatomic gvsize? gv- gvANSWERS-Left gvand
gvdown gvhas gva gvgreater gvatomic gvsize



Which gvarea gvof gvthe gvPT gvhas gvgreater gvionization gvenergy? gv- gvANSWERS-Right
gvside gvand gvup gvhas gvgreater gvionization gvenergy



Which gvarea gvof gvthe gvPT gvhas gvgreater gvelectronegativity? gv- gvANSWERS-Right gvside
gvand gvup gvhas gvgreater gvelectronegativiy, gvexcept gvthe gvNoble gvGases gvof gv0

gvelectronegativy



Ionic gvBonding? gv- gvANSWERS-Metal gvand gva gvnonmetal. gvGive/take gvelectrons

Covalent gvbonding? gv- gvANSWERS-Nonmetal gvand gva gvnonmetal. gvShare gvelectrons.

VSEPR gvTheory? gv- gvANSWERS-Valence gvShell gvElectron gvPair gvRepulsion
aka gvValence gve- gvpairs gvstay gvas gvfar gvapart gvas gvpossible

How gvdo gvyou gvdetermine gvpolarity? gv- gvANSWERS-Use gvthe gvchart gvthat gvhas
gvelectronegativity gvvalues, gvthen gvsubtract gvthe gvelements gvin gvthe gvcompound gvfrom

gveach gvother.



Is gvwater gvpolar? gv- gvANSWERS-Yes!

Combination gvReaction? gv- gvANSWERS-A gv+ gvB gv--> gvAB

Decomposition gvReaction? gv- gvANSWERS-AB gv--> gvA gv+ gvB

Single gvReplacement gvReaction? gv- gvANSWERS-AB gv+ gvC gv--> gvAC gv+ gvB

Double gvReplacement gvReaction? gv- gvANSWERS-AB gv+ gvCD gv--> gvAD gv+ gvCB

Combustion gvReaction? gv- gvANSWERS-C gv+ gvH gv+ gvO gv--> gvH2O gv+ gvCO2 gvalways

Avogadro's gvNumber? gv- gvANSWERS-6.022 gvx gv10^23 gvparticles gv= gv1 gvmole

Molar gvMass? gv- gvANSWERS-gram/mole

Mole gvto gvVolume? gv- gvANSWERS-1 gvmole gv= gv22.4 gvL

Empirical gvFormula gvvs gvMolecular gvFormula? gv- gvANSWERS-Molecular gv= gvthe
gvactual gvnumber gvof gvatoms gvin gva gvcompound

Empirical gv= gvbasic gvratio, gvsmallest gvwhole gvnumbers gvof gvatoms gvin gva gvcompound

Percent gvComposition? gv- gvANSWERS-Mass gvelement/mass gvcompound gvx gv100