Introductory Chemistry Concepts and Critical Thinking 8th Edition Corwin Test Bank 2.pdf

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v v v


Concepts-and-Critical-Thinking,-7th-Edition---Corwin
IntroductoryvChemistry:vConceptsvandvCriticalvThinking
Chapterv4v ModelsvofvthevAtomvKe

yvTerms

1) Whatvisvthevtermvforvthevweightedvaveragevmassvofvallvthevnaturallyvoccurringvisotopesvofvanvelement?
A) atomicvnotation
B) atomicvnumber
C) atomicvmass
D) massvnumber
E) nonevofvthevabovev
Answer:v C
Section:v KeyvTerms

2) Whatvisvthevtermvforvavunitvofvmassvexactlyvequalvtov1/12vthevmassvofvavcarbon-12vatom?
A) atomicvmassvunit
B) hydrogenvatom
C) neutron
D) proton
E) nonevofvthevabovev
Answer:v A
Section:v KeyvTerms

3) Whatvisvthevtermvforvavsymbolicvmethodvofvexpressingvthevcompositionvofvanvatomicvnucleus?
A) atomicvnotation
B) atomicvnumber
C) atomicvmass
D) massvnumber
E) nonevofvthevabovev
Answer:v A
Section:v KeyvTerms

4) Whatvisvthevtermvforvthevregionvofvveryvhighvdensityvinvthevcentervofvthevatom?
A) atomicvcenter
B) atomicvcore
C) atomicvkernel
D) atomicvnucleus
E) nonevofvthevabovev
Answer:v D
Section:v KeyvTerms

5) Whatvisvthevtermvforvthevvaluevwhichvindicatesvthevnumbervofvprotonsvforvanvatomvofvavgivenvelement?
A) atomicvnotation
B) atomicvnumber
C) atomicvmass
D) massvnumber

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Concepts-and-Critical-Thinking,-7th-Edition---Corwin
E) nonevofvthevabovev
Answer:v B
Section:v KeyvTerms

6) Whatvisvthevtermvforvthevatomicvmodelvthatvdescribesvelectronsvcirclingvthevnucleusvinvanvorbitvofvs
pecificvenergy?
A) Bohrvatom
B) Rutherfordvatom
C) Thomsonvatom
D) quantumvmechanicalvatom
E) nonevofvthevabovev
Answer:v A
Section:v KeyvTerms

7) Whatvisvthevtermvforvavbroadvuninterruptedvbandvofvradiantvenergy?
A) continuousvspectrum
B) radiantvenergyvspectrum
C) ultravioletvspectrum
D) visiblevspectrum
E) nonevofvthevabovev
Answer:v A
Section:v KeyvTerms

8) Whatvisvthevnegativelyvchargedvsubatomicvparticlevhavingvavnegligiblevmass?
A) electron
B) neutron
C) proton
D) quark
E) nonevofvthevabovev
Answer:v A
Section:v KeyvTerms

9) Whatvisvthevtermvforvthevshorthandvdescriptionvofvthevarrangementvofvelectronsvbyvsublevelsvaccordingvt
ovincreasingvenergy?
A) atomicvnotation
B) atomicvnumber
C) continuousvspectrum
D) electronvconfiguration
E) nonevofvthevabovev
Answer:v D
Section:v KeyvTerms

10) Whatvisvthevtermvforvthevcollectionvofvnarrowvbandsvofvlightvthatvresultsvfromvexcitedvatomsvofvavg
ivenvelementvreleasingvenergy?
A) continuousvspectrum
B) electromagneticvspectrum
C) emissionvlinevspectrum

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Concepts-and-Critical-Thinking,-7th-Edition---Corwin
D) radiantvenergyvspectrum
E) nonevofvthevabovev
Answer:v C
Section:v KeyvTerms




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Concepts-and-Critical-Thinking,-7th-Edition---Corwin
11) Whatvisvthevtermvforvanvorbitvthatvelectronsvoccupyvatvavfixedvdistancevfromvthevnucleus;vdesignatedv1
,v2,v3,v4v...?
A) energyvlevel
B) orbital
C) shell
D) subshell
E) nonevofvthevabovev
Answer:v A
Section:v KeyvTerms

12) Whatvisvthevtermvforvanvelectronvenergyvlevelvthatvresultsvfromvsplittingvavmainvenergyvlevel?
A) energyvsublevel
B) orbital
C) shell
D) subshell
E) nonevofvthevabovev
Answer:v A
Section:v KeyvTerms

13) Whatvisvthevtermvforvthevnumbervofvtimesvavlightvwavevtravelsvavcompletevcyclevinvonevsecond?
A) energy
B) frequency
C) velocity
D) wavelength
E) nonevofvthevabovev
Answer:v B
Section:v KeyvTerms

14) Whatvisvthevtermvforvtwovatomsvofvthevsamevelementvthatvdiffervbyvthevnumbervofvneutronsvinvthevn
ucleus?
A) atomicvmassvunits
B) isotopes
C) nucleons
D) photons
E) nonevofvthevabovev
Answer:v B
Section:v KeyvTerms

15) Whatvisvthevgeneralvtermvthatvrefersvtoveithervvisiblevorvinvisiblevradiantvenergy?
A) continuousvspectrum
B) emissionvspectrum
C) linevspectrum
D) light
E) nonevofvthevabovev
Answer:v D
Section:v KeyvTerms


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