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CHEM 1100 FINAL EXAM QUESTUINS WITH COMPLETE ANSWERS
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CHEM 1100 FINAL EXAM QUESTUINS WITH COMPLETE ANSWERS
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CHEM 1100 FINAL EXAM QUESTUINSWITH COMPLETE ANSWERS
Radiation g- g✔✔The gemission gof genergy gas gelectromagnetic gwaves gor gas gmoving
gsubatomic gparticles
Electromagnetic gSpectrum g- g✔✔Continuum gof gwaves gthat gAnge gfrom gshort, ghigh
genergy gX-raysand ggamma grays gto glong, glow-energy gradio gwaves. g
Radio, gMicrowave, gIR, gUV gvisible, gX-rays, gGamma gRays
(lowest gto ghighest gwavelength)
UV-A g- g✔✔Lowest genergy; gReaches gEarth's gsurface gin gthe ggreatest gquantity gand
gpenetrates gfarthest ginto gthe gskin.
UV-B g- g✔✔Medium genergy; gMost gUVB gis gabsorbed gby gozone gin gthe gstratosphere.
gUVB gdamages gthe goutermost glayer gof gskin.
UV-C g- g✔✔Highest genergy; gAlthough gUVC gradiation gis gvery gharmful, git gis
gcompletely gabsorbed gby gthe gozone glayer gin gthe gstratosphere.
Photons g- g✔✔Indivisible gpackages gof genergy.
Ozone gLayer g- g✔✔A gpart gof gthe gstratosphere gthat gcaptures gharmful gradiation
gfrom gthe gsun gand gis gmade gup gof gmaximum gozone gconcentration.
Covalent gBond g- g✔✔A gbond gformed gwhen gatoms gshare gone gor gmore gpairs gof
gelectrons.
Lewis gstructures g- g✔✔A grepresentation gof gan gatom gor gmolecule gthat gshows gits
gouter gelectrons.
Valence gElectrons g- g✔✔The gelectrons gin gthe goutermost gshell; gthey gare ginvolved
gin gcovalent gbonding.
Chlorofluorocarbons g- g✔✔Compounds gcomposed gof gelements gchlorine, gfluorine,
gand gcarbon. gHighly gunreactive; gThey gare gdestroying gthe gozone glayer gand gother
gthings gin gnature gsuch gas gcoral greefs gand gmelting gof gthe gice gcaps gbecause gthe
gozone glayer gisn't gprotecting gthem gfrom gthe gsuns gUV grays.
Protons g- g✔✔Positively gcharged gparticles
, Neutrons g- g✔✔Electrically gcharged gparticles
Electrons g- g✔✔Negatively gcharged gparticles
Isotopes g- g✔✔Two gor gmore gforms gof gthe gsame gelement gthat gcontains gan gequal
gnumber gof gprotons gbut gdifferent gneutrons
Ions g- g✔✔Positively gand gnegatively gcharged gatoms
Allotropes g- g✔✔Different gstructural gforms gof gthe gsame gelements
Binary gcompound gexamples g- g✔✔Water,
Greenhouse geffect g- g✔✔Greenhouse ggases gtrap gheat gin gthe gatmosphere gand
gwarm gthe gplanet; gEx: gCarbon gDioxide, gMethane, gOzone, gNitrous gOxide
Albedo gEffect g- g✔✔The gability gof ga gsurface gto greflect gaway gsolar gradiation. gThe
gamount gof greflected gover gthe gincoming gamount.
Electronegativity g- g✔✔The grelative gability gof gan gatom gin ga gbond gto gaffect
gelectrons gto gitself.
Aerosols g- g✔✔Suspension gof gliquid gand gsolid gparticles gin gthe gatmosphere.
Solvent g- g✔✔The gsubstance gdoing gthe gdissolving g(majority)
Solute g- g✔✔The gsubstance gbeing gdissolved g(minority)
Solution g- g✔✔A ghomogenous gmixture gmade gup gof g2 gor gmore gpure gsubstances.
Steroids g- g✔✔Any glarge gclass go gorganic gcompounds, ghas ga gmolecular gstructure
gcontaining g4 grings gof gcarbon gatoms. gProvides ggrowth, gdevelopment, genergy
gmetabolism, ghomeostasis, gand greproduction gand ga gfaster grate.
Cis- gisomers g- g✔✔Hydrogen gon gthe gsame gside
Trans- gisomers g- g✔✔Hydrogen gon gdifferent gsides
Hydrogenation g- g✔✔a gprocess gin gwhich ghydrogen gatoms gare gadded gto gthe
gcarbon-carbon gdouble gbonds gof gunsaturated gfatty gacids, gmaking gthem gmore
gsaturated.
Fatty gAcids g- g✔✔Long ghydrocarbon gchain gwith gan geven gnumber gof gcarbon gatoms.
Free gRadical g- g✔✔A gmolecule gwith gan godd gnumber gof gelectrons. gOftentimes
gthese gmolecule gare ghighly greactive.
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