University:
Mississippi College
Course:
CHE 141 | General Chemistry I
Academic year:

2022
Views:

354

Pages:

2
Author:

Abby D.

1Felection(configurationhabitaxDenisdiepropeUpEccerments chi9QM model of the atum3pyme? what possible orbitals can exist in a atom?(E)Hs 4.P 4d 4467 diff orbitals)G diagramP.E.level4(n=4)CequalinE3P(3Px,3py,3P2) 3dfor H(2px,2py,2p2)(not multie-P.E. level3(n-9E1S (nupnere)2psublevel2datom)P.E. level 2(n=2+Principle Enucleus5=2 p=6 d=10 f= 14 Corbitals / 2 in eachlevel 1(n=1)orbitalmax e- It can containElectron Configurations: Show the distribution of e-'s into thevarious orbitals of an atom (in it's "ground" 'state)unexcited atomatomic #(notexposed to electricty,C# ofprotons)flame)ex:Hif atomis neutral,also # e-)Aufbau Principle = fill up", e-'s will occupythe lowest E orbitals poss; bte (closes + tole e- config.nucleus)= one orbitalISorbital diagramcorbitaisublevel1 or/ =1 e-1IS4th Quantummultie-These 2 e's2P2have the somespin Quantum # (ms)He15211neme,llowerthanISmusthavePass. values are 128-12 22,3)diff. ms values.tells you whether the e-3.Li"spins up" or spins down.15/25'11Mg=t!! 2 41e- QIs25Diagonal Rule-tells you the order thePauli exclusion Principle: No2orbitals fill up. 5s5p up Id ofgs 40.4fe-s in an atom can have theE35 3R 3d.same four ms)25.2p.ex:(2e'smax)is.third volatesis 16Csublevel252p6e-'sseperate sublevelsHundsRule:Withinanorbitalsublevel,fillupsinglybeforedoublingup.has impaired17CI1L2p3s26Fe2s2p3s3PincludedwhataretheHQN?d- block onlyn for IM when finding valencen=3l=2me=+24not for neutral atomsms=t2e- configuration for lonsFor Main group lons (anything besides TM), easy,just or remove e-sfrom the end.Note:whenhimnotRb+2/7/17Is3pnearestnobleis152 25 2p635echanges +03P6(stable,gasPsubleversgainedbe-filled up)Noblegasenvy.explainselementsformtheionsthatFor(metals)theyTransitionElementsAlwaysremovetheouterse-firstbeforetaki ing from the26e-neutrallooknucleus3+determine which one,Fesoelectroni (protons25e-exempt 2+chaving theesmall3p6152252263s3015samee-2p635306minconfig.)