v v v v v v v v v v v
mistry 9th Edition Seager v v v
Chapterv02v-vAtomsvandvMolecules
1. WhyvisvCaOvthevsymbolvforvcalciumvoxidevinsteadvofvCAO?
a. bothvcanvbevthevsymbolsvforvcalciumvoxide
b. bothvarevincorrect;vthevsymbolvisvcao
c. avcapitalvlettervmeansvavnewvsymbol
d. bothvarevincorrectvasvthevsymbolvshouldvbevCaOx
ANSWER: c
POINTS: 1
QUESTIONvTYPE:v MultiplevChoice
HASvVARIABLES:v False
DATEvCREATED: 3/4/2016v3:37vPM
DATEvMODIFIED:v v 3/4/2016v3:37vPM
2. Whatvisvthevmeaningvofvthevtwov(2)vinvethylvalcohol,vC2H5OH?
a. allvalcoholvmoleculesvcontainvtwovcarbonvatoms
b. therevarevtwovcarbonvatomsvpervmoleculevofvethylvalcohol
c. carbonvisvdiatomic
d. allvofvthesevarevcorrectvstatements
ANSWER: b
POINTS: 1
QUESTIONvTYPE:v MultiplevChoice
HASvVARIABLES:v False
DATEvCREATED: 3/4/2016v3:37vPM
DATEvMODIFIED:v v 3/4/2016v3:37vPM
3. Thevsymbolsvforvelementsvwithvacceptedvnames
a. consistvofvavsinglevcapitalvletter.
b. consistvofvavcapitalvlettervandvavsmallvletter.
c. consistvofveithervavsinglevcapitalvlettervorvavcapitalvlettervandvavsmallvletter.
d. Novanswervisvcorrect.
ANSWER: c
POINTS: 1
QUESTIONvTYPE:v MultiplevChoice
HASvVARIABLES:v False
DATEvCREATED: 3/4/2016v3:37vPM
DATEvMODIFIED:v v 3/4/2016v3:37vPM
4. Avmolecularvformula
a. isvrepresentedvusingvthevsymbolsvofvthevelementsvinvthevformula.
b. isvrepresentedvusingvavsystemvofvcirclesvthatvcontainvdifferentvsymbols.
c. cannotvbevrepresentedvconvenientlyvusingvsymbolsvforvthevelements.
d. isvrepresentedvusingvwordsvrathervthanvsymbols.
ANSWER: a
POINTS: 1
QUESTIONvTYPE:v MultiplevChoice
CopyrightvCengagevLearning.vPoweredvbyvCognero. Pagev1
mynursytest.store
,DOWNLOAD THE Test Bank for Chemistry for Today General Organic and Bioche
v v v v v v v v v v v
mistry 9th Edition Seager v v v
Chapterv02v-vAtomsvandvMolecules
HASvVARIABLES:v False
DATEvCREATED: 3/4/2016v3:37vPM
DATEvMODIFIED:v v 3/4/2016v3:37vPM
5. Whichvofvthevfollowingvusesvthevunitvofv"u"vorv“amu”?
a. atomicvweightsvofvatoms b.vrelativevmassesvofvatoms
c.v molecularvweightsvofvmolecules d.vmorevthanvonevresponsevisvcorrect
ANSWER: d
POINTS: 1
QUESTIONvTYPE:v MultiplevChoice
HASvVARIABLES:v False
DATEvCREATED: 3/4/2016v3:37vPM
DATEvMODIFIED:v v 3/4/2016v3:37vPM
6. WhatvisvmeantvwhenvthevsymbolvC-12v(orv12C)visvused?
a. thevcarbonvatomvweighsv12vgrams b.vthevcarbonvatomvweighsv12vpounds
c.v thevcarbonvatomvweighsv12vamu d.vthevmeltingvpointvofvcarbonvisv12°C
ANSWER: c
POINTS: 1
QUESTIONvTYPE:v MultiplevChoice
HASvVARIABLES:v False
DATEvCREATED: 3/4/2016v3:37vPM
DATEvMODIFIED:v v 3/4/2016v3:37vPM
7. Refervtovavperiodicvtablevandvtellvhowvmanyvheliumvatomsv(He)vwouldvbevneededvtovgetvclosevtovthev
samevmassvasvanvaveragevoxygenvatomv(O).
a.vsix b.vfour c.vtwelve d.vone-fourth
ANSWER: b
POINTS: 1
QUESTIONvTYPE:v MultiplevChoice
HASvVARIABLES:v False
DATEvCREATED: 3/4/2016v3:37vPM
DATEvMODIFIED:v v 3/4/2016v3:37vPM
8. Determinevthevmolecularvweightvofvhydrogenvperoxide,vH2O2,vinvuv(orvamu).
a.v17.01 b.v18.02 c.v34.02 d.v33.01
ANSWER: c
POINTS: 1
QUESTIONvTYPE:v MultiplevChoice
HASvVARIABLES:v False
DATEvCREATED: 3/4/2016v3:37vPM
DATEvMODIFIED:v v 3/4/2016v3:37vPM
9. Usingvwholevnumbers,vdeterminevthevmolecularvweightvofvcalciumvhydroxide,vCa(OH)2.
CopyrightvCengagevLearning.vPoweredvbyvCognero. Pagev2
mynursytest.store
, DOWNLOAD THE Test Bank for Chemistry for Today General Organic and Bioche
v v v v v v v v v v v
mistry 9th Edition Seager v v v
Chapterv02v-vAtomsvandvMolecules
a.v56 b.v57 c.v58 d.v74
ANSWER: d
POINTS: 1
QUESTIONvTYPE:v MultiplevChoice
HASvVARIABLES:v False
DATEvCREATED: 3/4/2016v3:37vPM
DATEvMODIFIED:v v 3/4/2016v3:37vPM
10. Thevaveragevrelativevmassvofvanvozonevmoleculevisv48.0vu.vAnvozonevmoleculevcontainsvonlyvoxygenv
atoms.vWhatvdoesvthisvmolecularvweightvindicatevaboutvthevformulavofvthevozonevmolecule?
a.vItvisvmonoatomic. b.vItvisvdiatomic.
c.v Itvisvtriatomic. d.vImpossiblevtovdetermine
ANSWER: c
POINTS: 1
QUESTIONvTYPE:v MultiplevChoice
HASvVARIABLES:v False
DATEvCREATED: 3/4/2016v3:37vPM
DATEvMODIFIED:v v 3/4/2016v3:37vPM
11. Whichvofvthevfollowingvpairsvarevaboutvequalvinvmass?
a. protonvandvelectron b.velectronvandvneutron
c.v protonvandvneutron d.vnucleusvandvsurroundingvelectrons
ANSWER: c
POINTS: 1
QUESTIONvTYPE:v MultiplevChoice
HASvVARIABLES:v False
DATEvCREATED: 3/4/2016v3:37vPM
DATEvMODIFIED:v v 3/4/2016v3:37vPM
12. Whichvofvthevfollowingvparticlesvisvthevsmallest?
a. proton b.velectron
c.v neutron d.vtheyvarevallvthevsamevsize
ANSWER: b
POINTS: 1
QUESTIONvTYPE:v MultiplevChoice
HASvVARIABLES:v False
DATEvCREATED: 3/4/2016v3:37vPM
DATEvMODIFIED:v v 3/4/2016v3:37vPM
13. Howvmanyvelectronsvarevinvavneutralvatomvofvcarbon-13v(13C)?
a.v6 b.v18 c.v12 d.vnovwayvtovtell
ANSWER: a
POINTS: 1
QUESTIONvTYPE:v MultiplevChoice
CopyrightvCengagevLearning.vPoweredvbyvCognero. Pagev3
mynursytest.store