Ga& & & & & & & Cu& & & & & & & Pt& & & & & & & & Mercury& & & & & & & & & 207& & & & & & 53& & & & &

Transcript

1 Name: Date: SNC1D1ExamReview ChemistryReview 1.Labelthefollowingontheperiodictableprovided: 1. AlkaliEarthMetals 2. NobleGases 3. AlkalineMetals 4. Halogens 5. Transitionmetals 6. Shadeintheelementsthatform diatomicmolecules 7. Outlinethemetalloids 8. Labelthenumberofvalenceelectrons foreachgroup(nottransitionmetals) 1

2 Name: Date: 2.Completethefollowingtable: Atomic Mass Numberof Numberof Numberof Symbol Name Number Number Protons Electrons Neutrons Ga Cu Pt Mercury DrawaBohr,BohrRutherfordandLewisDotDiagramforthefollowing: Bohr BohrRutherford LewisDot Beryllium Atom Beryllium Ion Fluorine Atom Fluorine Ion 2

3 $ $ Name: Date: 4.Definethefollowingtermsand$give$an$example$for$each: A. Atom B. Ion C. Cation D. Anion E. Isotope F. DiatomicMolecule 5.Counthowmanyatomsareineachofthechemicalformulasbelowbycompletingthe tables: $$ a)$2h 2 O 2 $ $ b)$c 27 H 46 O $ c)$2nacn d)$ch 3 OH $ e)$al 2 (CrO 4 ) 3 f)$4ti(clo) 3 3

4 Name: Date: 6.Explainhowcanyoutellifacompoundisionicormolecularbylookingatitschemical formula. 7.Identifyifeachofthefollowingcompoundsisionicormolecular a)h 2 O e)hcl b)co f)zns c)pbo g)cubr 2 d)snse h)cs 3 N 8.Nametheionic$compoundsonlyfromquestion7. 9.DescribehowcovalentandionicbondsaredifferentusingtheexamplesofH 2 andnacl. 4

5 Name: Date: 10.DrawLewisDotDiagramstodeterminethechemicalformulaofeachcompound. Remember,youshouldonlyendupwithions$with$complete$valence$shells. a)calcium+oxygen b)potassium+phosphorus c)strontium+iodine d)aluminum+phosphorus 5

6 Name: Date: 11.Usethecrossovermethodtodeterminethechemicalformulaofthefollowing compoundsthennamethem. a)calcium+oxygen b)potassium+phosphorus c)strontium+iodine d)aluminum+phosphorus ScientificMethod/ExperimentalDesignReview 1.Giveareasonforwhyitisimportanttonotincludepersonalpronounsinlabreportsor researchpapers? 2.Whyisitimportanttodoresearchonthequestionbeforeformingahypothesisor procedure? 3.Whatisthepurposeofaconclusioninalabreport? 6

7 Name: Date: 4.Createhypothesesforthefollowingquestions: a)howistherateatwhichaplantgrowseffectedbytheamountofexposuretosunlight? b)howdoesthenumberofgoalsahockeyplayerscoresrelatetothelengthoftheirstick? c)howdoesplayingvideogameseffectapersonseyeahandcoordination? 5.Writeaprocedureforchangingabatteryinaremotecontrol.Remembertonumber stepsandputitinpasttense(withnopersonalpronounsofcourse!) 6.Writesomequalitativeandquantitativeobservationsaboutthepencilorpenyouare usingtowrite. 7

8 Name: Date: ElectricityReview 1.Whatisthelawofelectriccharges? 2.Useadiagramtodescribewhathappenswhenapositivelychargedobjectcomesneara neutralobject 3.Usetheelectrostaticseriesontherighttoanswerthe following: a)yourubyourcottonsocksalongavinylfloor.whatchargedoeseach materialnowhave? b)yourubapolyesterjackedagainstawoolsweater.whatchargedoes eachmaterialnowhave? c)yourubyourhaironarubberballoon.whatchargedoeseach materialnowhave? 8

9 Name: Date: 4.Describethedifferencebetweenchargingbyinduction,conductionandfriction. 5.Defineandgiveanexampleofeach $ a)conductor: b)insulator: c)semiconductor: 6.Drawacircuitwitha3acellbattery,aswitchand2lampsinseries.Indicatethedirection offlowofelectrons. 9

10 Name: Date: 7.Drawacircuitwitha1acellbatteryand2lampsinseries.Eachlampshouldhavea separateswitchsothatonlyonelightturnsoffwhentheswitchisoff.indicatethedirection offlowofelectrons. 8.Indicateallpossiblepathsforanelectrontoflowinthecircuitbelow: 9.Acompactfluorescentbulbhasaresistanceof700Ω.Thevoltagethroughthebulbis 120V.Calculatethecurrentthroughthelightbulb. 10.AniPhonechargeruses2.1ampsofpowerat5.1Volts.Calculatetheresistanceofthe charger. This%review%does%not%contain%everything%we%covered.%%Think%about%what%is%missing!% 10