n n n n n n n n n n
on Kotz n
Chaptern02
1. Whichnofnthenfollowingnstatementsnconcerningnatomicnstructurenis/arencorrect?
1. Neutronsnandnelectronsnarenfoundninnspacenasnancloudnaroundnthennucleus.
2. Thennucleusncontainsnallnthenpositivenchargenofnannatom.
3. Electronsnsurroundnthennucleusnandnaccountnfornthenmajoritynofnannatom'snvolume.
a.n1nonly b.n2nonly c.n3nonly d.n2nandn3 e.n1,n2,nandn3
ANSWER: d
POINTS: 1
QUESTIONnTYPE:n MultiplenChoice
HASnVARIABLES:n False
TOPICS: 2.1nAtomicnStructure,nAtomicnNumber,nandnAtomicnMass
DATEnCREATED: 3/5/2014n6:34nPM
DATEnMODIFIED:n 3/5/2014n6:34nPM
2. Atomsnarenmadenofnthreensubatomicnparticles.nWhatnarenthesenparticlesnandntheirncharges?
a. protonn(+1),nneutronn(0),nandnelectronn(−1)
b. protonn(−1),nneutronn(+1),nandnelectronn(0)
c. protonn(+1),nneutronn(−1),nandnelectronn(0)
d. protonn(0),nneutronn(+1),nandnelectronn(−1)
e. protonn(−1),nneutronn(0),nandnelectronn(+1)
ANSWER: a
POINTS: 1
QUESTIONnTYPE:n MultiplenChoice
HASnVARIABLES:n False
TOPICS: 2.1nAtomicnStructure,nAtomicnNumber,nandnAtomicnMass
DATEnCREATED: 3/5/2014n6:34nPM
DATEnMODIFIED:n 1/31/2018n6:22nAM
3. Arrangenthensubatomicnparticlesninnordernofntheirnincreasingnmass.
a. Electronnmassn=nprotonnmassn=nneutronnmass
b. Electronnmassn=nneutronnmassn<nprotonnmass
c. Electronnmassn=nprotonnmassn<nneutronnmass
d. Electronnmassn<nprotonnmassn<nneutronnmass
e. Electronnmassn<nprotonnmassn=nneutronnmass
ANSWER: e
POINTS: 1
QUESTIONnTYPE:n MultiplenChoice
HASnVARIABLES:n False
TOPICS: 2.1nAtomicnStructure,nAtomicnNumber,nandnAtomicnMass
DATEnCREATED: 3/5/2014n6:34nPM
DATEnMODIFIED:n 1/31/2018n6:26nAM
4. Atomicnnumbernisnequalntonthe innthennucleusnofnannatom.
a. numbernofnelectrons
b. numbernofnprotons
c. numbernofnprotonsnminusnthennumbernofnneutrons
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Chaptern02
d. sumnofnthennumbernofnelectronsnandnneutrons
e. sumnofnthennumbernofnneutronsnandnprotons
ANSWER: b
POINTS: 1
QUESTIONnTYPE:n MultiplenChoice
HASnVARIABLES:n False
TOPICS: 2.1nAtomicnStructure,nAtomicnNumber,nandnAtomicnMass
DATEnCREATED: 3/5/2014n6:34nPM
DATEnMODIFIED:n 1/31/2018n6:28nAM
5. Thenatomicnnumbernofnfluorinenis .
a.n7 b.n9 c.n10 d.n19
e.n13
ANSWER: b
POINTS: 1
QUESTIONnTYPE:n MultiplenChoice
HASnVARIABLES:n False
TOPICS: 2.1nAtomicnStructure,nAtomicnNumber,nandnAtomicnMass
DATEnCREATED: 3/5/2014n6:34nPM
DATEnMODIFIED:n 1/31/2018n6:29nAM
6. Whichnofnthenfollowingnstatementsnis/arencorrect?
1. Anhydrogennatomnwithnonenprotonnandnzeronneutronsnisnassignednanmassnofnexactlynonen
atomicnmassnunit.
2. Onenatomicnmassnunitnisnequivalentnton9.11n×n10n −28n g.
3. Ancarbonnatomnwithnsixnprotonsnandnsixnneutronsnisnassignednanmassnofnexactlyn12n
atomicnmassnunits.
a.n1nonly b.n2nonly c.n3nonly d.n1nandn2
e.n1,n2,nandn3
ANSWER: c
POINTS: 1
QUESTIONnTYPE:n MultiplenChoice
HASnVARIABLES:n False
TOPICS: 2.1nAtomicnStructure,nAtomicnNumber,nandnAtomicnMass
DATEnCREATED: 3/5/2014n6:34nPM
DATEnMODIFIED:n 1/31/2018n6:31nAM
7. Whatnisnthenmassnnumbernofnannatomnofnargonnwithn22nneutrons?n
a.n2 b.n18 c.n22 d.n40
e.n44
ANSWER: d
POINTS: 1
QUESTIONnTYPE:n MultiplenChoice
HASnVARIABLES:n False
TOPICS: 2.1nAtomicnStructure,nAtomicnNumber,nandnAtomicnMass
CopyrightnCengagenLearning.nPowerednbynCognero Pagen2
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Chaptern02
DATEnCREATED: 3/5/2014n6:34nPM
DATEnMODIFIED:n 1/31/2018n6:33nAM
8. Anneutralnatomnofnannisotopen200Hgncontains .
a. 200nneutronsnandn280nelectrons
b. 80nprotonsnandn200nneutrons
c. 200nprotonsnandn120nelectrons
d. 200nprotons,n80nneutrons,nandn200nelectrons
e. 80nprotonsnandn120nneutrons
ANSWER: e
POINTS: 1
QUESTIONnTYPE:n MultiplenChoice
HASnVARIABLES:n True
TOPICS: 2.2nIsotopesnandnAtomicnweight
NOTES:
DynamicnQuestionn
DATEnCREATED:n3/5/2014n6:34nPMnD
ATEnMODIFIED:n 1/31/2018n9:06nAM
9. Hownmanynprotonsnarenthereninnannatomnofnscandium-
45?na.n25 b.n66 c.n20 d.n21 e.n24
ANSWER: d
POINTS: 1
QUESTIONnTYPE:n Multi-Moden(Multiplenchoice)
HASnVARIABLES:n True
TOPICS: 2.1nAtomicnStructure,nAtomicnNumber,nandnAtomicnMass
NOTES:
DynamicnQuestionn
DATEnCREATED:n3/5/2014n6:34nPMnD
ATEnMODIFIED:n 3/5/2014n6:34nPM
10. Hownmanynprotons,nneutrons,nandnelectronsnarenpresentninnannatomnofniron-59?
a. 26nprotons,n33nneutrons,nandn59nelectrons
b. 26nprotons,n33nneutrons,nandn33nelectrons
c. 26nprotons,n33nneutrons,nandn26nelectrons
d. 59nprotons,n26nneutrons,nandn59nelectrons
e. 59nprotons,n26nneutrons,nandn26nelectrons
ANSWER: c
POINTS: 1
QUESTIONnTYPE:n MultiplenChoice
HASnVARIABLES:n True
TOPICS: 2.1nAtomicnStructure,nAtomicnNumber,nandnAtomicnMass
NOTES:
DynamicnQuestionn
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