system 3 account 0711 ases nobresRepresentao da ligao covalenteL

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o Octeto-tomos tendem a ganhar ou perder eltrons para adquirir configuraes de gases nobresRepresentao da ligao covalenteLigaes Mltiplas3Ligao Covalente Ligao inica:Elementos de baixas energias de ionizao (metais) combinados com elementos de altas afinidade eletrnicas (no- metais). Diferenas de eletronegatividadeconsiderveisAlternativa: ligaes covalentes (elementos prximos)Ligao homonuclearMesmos elementos, (tipicamente) molculas diatmicas, eltrons so igualmente compartilhados, ligao apolarLigao heteronuclearElementos diferentes, nuvem eletrnica (normalmente) polarizada, ligao (tipicamente) polar(molcula pode ser apolar)Exemplo

Transcript of system 3 account 0711 ases nobresRepresentao da ligao covalenteL

Altered  image,  Police  Story2me  July  2010  by  San  Mateo  County  Library,  Flic.kr/p/8gHcpn  

Bit.ly/eltlinks  

ShellyTerrell.com  

Inspire Learners with Guest Speakers

“True wisdom comes to each of us when we

realize how little we understand about life,

ourselves, and the world around us.”

– Socrates

Break from the routine

Various voices

Primary resources

Real world connections

Career paths

Professional Learning

Network (PLN)

LEGO  "Build  The  Future"  Ac2vity  by  NASA  HQ  Photos,  Flic.kr/p/8S7KFv  

“A mentor empowers a person to see a possible future, and believes it can be obtained.” - by Shawn Hitchcock

'Read  Iraq'  by  The  US  Army,  Flic.kr/p/6eSMuN  

How do I find guest experts?

Create a quick list of

topics & dates to hand out

Ask students to brainstorm people they

can ask (relatives or

friends)

Invite parents to offer

expertise or make

suggestions

Virtual possibilities….

Edu

ca

tion

.sky

pe

.co

m/g

ue

st_s

pe

ake

rs

Skypeanauthor.wikifoundry.com

Education.skype.com/mysteryskype

Mystery Skype

Sites.google.com/site/skypershello/home/links/mysteryskype  

Google Hangouts

Mystery Gplus Hangouts, Bit.ly/mhgplus

Helpouts.google.com

Sto

rify.

co

m/u

sed

go

v/se

cre

tary

-arn

e-

du

nc

an

-join

s-st

uvo

ice

Lang

witc

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org

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g/2

009/

12/0

4/c

si-

twitt

er-

crim

e-s

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ne-i

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atio

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Tips & Ideas

Students create

questions

Students line up to ask 1 at a

time

Backchannel

Linoit.com  

Padlet.com  

Pern

ille

srip

p.c

om

/201

3/08

/08/

mys

tery

-sk

ype

-jo

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cre

ate

d-b

y-m

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ude

nts/

Guests engage students

Crafts

Origami

Cooking Build

Exercise

Games

Learn a song or dance

Image:  IMG_8009-­‐9  by  declanfleming,  Flic.kr/p/9iMTLN  

Demonstrations & experiments

Altered  image,  p_38b  by  IRRI  Photos,  Flic.kr/p/7WSTaF  

Field research

Pearltrees.com/p/cWJsn

ShellyTerrell.com Bit.ly/eltlinks

Pearltrees.com/p/cWJsn