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Exam (elaborations)

UARK CHEM 1 FINAL EXAM QUESTIONS AND ANSWERS

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UARK CHEM 1 FINAL EXAM QUESTIONS AND ANSWERS

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UARK CHEM 1 FINAL EXAM QUESTIONS
AND ANSWERS

definejtheoryj-jans-modeljofjthejwayjnaturejworks;jexplainsjthejhowjorjwhy

2jisotopesjofjthejsamejelementjhavejthejsamejnumberjofj______,jbutjajdifferentjnumb
erjofj______j-jans-protons;jneutrons

definejhypothesisj-jans-ajtentativejinterpretationjorjexplanationjofjobservations

whatjhappensjtojejectedjelectronsjwhenjthejwavelengthjofjlightjdecreasesj-jans-
theyjwilljbejejectedjwithjmorejkineticjenergy

injthejphotoelectricjeffect,jwhatjhappensjtojejectedjelectronsjwhenjthejbrightnessjofjlig
htjisjincreasesj-jans-morejelectronsjwilljbejejectedjperjsecond

whatjisjthejPaulijExclusionjPrinciplej-jans-
Noj2jelectronsjinjanjatomjcanjhavejthejsamejsetjofj4jquantumjnumbers

whojmadejthejplumjpuddingjmodelj-jans-JjjThomson

whatjdoesjfrequencyjandjwavelengthjcorrespondjtoj-jans-thejcolorjofjlight

whatjdidjRoberjMilikanjdoj-jans-
thejoiljdropjexperiment;jdiscoveredjthejchargejofjanjelectron

whatjdidjJJjthomsonjdojandjdiscoverj-jans-
thejcathodejrayjexperimentjandjhejcreatedjthejplumjpuddingjmodeljandjhejdiscoveredj
thejelectron

whatjisjthejacronymj-jans-richjmenjinjvegasjusejexpensivejgadgets

definejlawj-jans-
ajbriefjstatementjthatjsummarizesjpastjobservationsjandjpredictsjfuturejones;jdescribe
sjwhatjhappens

listjthejelectromagneticjspectrumjinjorderjfromjlowestjenergyjtojhighestjenergyj-jans-
Radio,jmicrowave,jinfrared,jvisiblejlight,jultraviolet,jx-ray,jgammajray
(richjmenjinjvegasjusedjXpensivejgadgets)

whatjdoesjamplitudejcorrespondjtoj-jans-Thejbrightnessjofjajlight.

, examplejofjintensivejpropertyj-jans-densityjandjpressure

arejcombustionjreactionsjendothermicjorjexothermicj-jans-exothermic

whatjisjthejdifferencejbetweenjexothermicjandjendothermicj-jans-
exothermicjreleasesjenergyjandjgetsjhotter;jendothermicjabsorbsjenergyjandjgetsjcool
er

whatjhappensjtojenergyjasjfrequencyjincreasesj-jans-energyjalsojincreases

whatjisjdalton'sjatomicjtheoryj-jans-
1.jEachjelementjisjcomposedjofjtiny,jindestructiblejparticlesjcalledjatoms
2.jAlljatomsjofjajgivenjelementjhavejthejsamejmassjandjotherjproperties
3.jAtomsjcombinejinjsimple,jwhole-
numberjratios4.jAtomsjofjonejelementjcannotjchangejintojatomsjofjanotherjelement

whatjisjGj(Giga)j-jans-10^9

WhatjdidjRutherfordjdojandjdiscoverj-jans-
thejgoldjfoiljexperiment;jhejdisprovedjthejplumjpuddingjmodeljbyjdiscoveringjthejnucle
us

whatjdoesjthejphotoelectricjeffectjdemonstratej-jans-thejparticlejnaturejofjlife

whatjisjpicoj(p)j-jans-10^-12

givejtheoryjexamplesj-
jans-"atomsjcontainjelectronsjheldjinjajspherejofjpositivejcharge,jlikejplumjpudding"
"alljmatterjisjmadejofjtiny,jindestructiblejparticlesjcalledjatoms"

decij(d)j-jans-10^-1

whatjisjdiffractionj-jans-
whenjajwavejencountersjanjobstaclejorjslitjthatjisjcomparablejinjsizejtojitsjwavelength,j
itjbendsjaroundjit

Petaj(P)j-jans-10¹⁵

whatjhappensjtojwavelengthsjasjfrequencyjincreasesj-jans-wavelengthjdecreases

Whatjisjthejlawjofjmultiplejproportions?j-jans-
appliesjtoj2jsamplesjofj2jdifferentjcompoundsjwithjthejsamejelements;jex:jNOjandjN2
O5

whatjdoesjanjinterferencejpatternjdemonstratej-jans-thejwavejnaturejofjlight

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