Pemisahan Campuran.pptPemisahan Campuran.ppt

SEPARATION OF MIXTURESEPARATION OF MIXTURE(PEMISAHAN CAMPURAN)(PEMISAHAN CAMPURAN)

Written & Presented byWritten & Presented byRamlan,S.Pd (papajeniusest)Ramlan,S.Pd (papajeniusest)

Physics Teacher of SMPN 1 JambiPhysics Teacher of SMPN 1 JambiDecember,2011December,2011

Standard Competence and Basic CompetenceStandard Competence and Basic Competence

Standard CompetenceStandard Competence

Comprehending element ,compound,Comprehending element ,compound,

and mixtureand mixture

Basic CompetenceBasic Competence

To do dissociation of mixture To do dissociation of mixture variously based on physical variously based on physical characteristic and chemical characteristic and chemical characteristic.characteristic.

Learning ProcessLearning Process Outcomes Outcomes

The students are able toThe students are able to

Do the experiment to separated Do the experiment to separated mixture bymixture by the the components in a components in a mixturemixture

Choose the correct separation Choose the correct separation technique technique to to separate components separate components of mixture according of mixture according toto mixture’s mixture’s characteristics .characteristics .

Did you know what is the mixture?Did you know what is the mixture?

The mixture isThe mixture is , , one kind of matters or substances one kind of matters or substances consisting of two or more substances that have been consisting of two or more substances that have been combined without a chemical reaction.combined without a chemical reaction.

for example :for example : polpollluted airuted air , consist of : many kind of gases + , consist of : many kind of gases +

polpolllutantutant a glass of coffee,a glass of coffee, consist of : water, sugar, and consist of : water, sugar, and

coffee powder.coffee powder. a cup of instant noodle,a cup of instant noodle, consist of : instant consist of : instant

noodle, noodle, hot water, etc. hot water, etc.

How to make a mixture ?How to make a mixture ?

1st Subs.

2nd

Subs.3rd

Subs.

3rd

Subs.1st Subs.

2nd Subs.

AA mixturmixturee

1st Subs.

2nd Subs.

3rd

Subs.1st

Subs.

2nd Subs.3rd

Subs.

mix.mix.

Proc.Proc.

NeedNeedss for Separation for Separation MethodsMethods

Most substances that are found in Most substances that are found in nature are mixtures.nature are mixtures.

Air, sea water, water in the reservoirs Air, sea water, water in the reservoirs and crude oil are all mixtures.and crude oil are all mixtures.

To To get get better substances found in better substances found in these mixtures, we need to use these mixtures, we need to use separation methodsseparation methods/technique/technique..

Several TechniqueSeveral Techniquess to Separate a Mixture to Separate a Mixture

NoNo Separating Separating TechniqueTechnique

Example Example

11 FiltrationFiltration Filtering “Santan”Filtering “Santan”

22 EvaporationEvaporation To get Salt From Sea waterTo get Salt From Sea water

11

33 DistillationDistillation To get aquadestTo get aquadest

11

44

11

44 ChromatographyChromatography Separated ColorSeparated Color

55

11

44 ChromatographyChromatography Separated ColorSeparated Color

55 Magnetic AtractionMagnetic Atraction Separate Iron From Separate Iron From GarbageGarbage

Filtration Filtration

Filtration Filtration is a technique to separate a is a technique to separate a mixture into its parts based on mixture into its parts based on differencedifference

size of substance particle in the size of substance particle in the mixturemixture..

AssesmentAssesment

Model of teaching is Direct Model of teaching is Direct instructioninstruction

Approach : CTL, contructivismeApproach : CTL, contructivismeStrategy : CBSA – Student centreStrategy : CBSA – Student centreMethod : demontration-experimentMethod : demontration-experimentTechnic : questioning ProbbingTechnic : questioning ProbbingGoodGood

FiltrationFiltration

Filtration is the method used to Filtration is the method used to separate an insoluble solid from the separate an insoluble solid from the liquid in a liquid-solid mixture.liquid in a liquid-solid mixture.

We use a filter paper.We use a filter paper.

Filtration ProcessFiltration Process

Uses of FiltrationUses of Filtration

Magnetic AttractionMagnetic Attraction

Magnetic attraction is used to Magnetic attraction is used to separate substances which are separate substances which are attracted to a magnet from those attracted to a magnet from those which are not affected by a magnetic which are not affected by a magnetic force.force.

Magnetic Attraction ProcessMagnetic Attraction Process

EvaporationEvaporation

Evaporation is the method used to Evaporation is the method used to separate a dissolved solid from its separate a dissolved solid from its solvent.solvent.

Evaporation ProcessEvaporation Process

Uses of EvaporationUses of Evaporation

DistillationDistillation

Distillation is the method used to Distillation is the method used to separate a liquid from a solid-liquid separate a liquid from a solid-liquid or liquid-liquid mixture.or liquid-liquid mixture.

Distillation ProcessDistillation Process

Uses of DistillationUses of Distillation

Fractional DistillationFractional Distillation

ChromatographyChromatography

Chromatography is the method used Chromatography is the method used to separate colored substances.to separate colored substances.

Paper ChromatographyPaper Chromatography

Uses of ChromatographyUses of Chromatography

Testing of food dues to ensure that Testing of food dues to ensure that only permitted colorings are used in only permitted colorings are used in foodstuffsfoodstuffs

Testing trace levels of drugs in urine Testing trace levels of drugs in urine samplessamples

Checking whether pesticides in Checking whether pesticides in vegetables exceed safe levelsvegetables exceed safe levels

Other Separation MethodsOther Separation Methods

Separating funnelSeparating funnel

Other Separation MethodsOther Separation Methods

SublimationSublimation

Concept MapConcept Map

Finally, .... Okey Finally, .... Okey Students Students

Time is over, that’s all for todayTime is over, that’s all for today

Keep healthy , keep spirit , and I hopeKeep healthy , keep spirit , and I hope

all of you have a good preparation to do yourall of you have a good preparation to do your

Project Task Project Task

“ “ Clearing/cleaning Water Clearing/cleaning Water Proces”Proces”

next week ..... next week ..... Am I right?Am I right?

Polluted WaterPolluted Water

Polluted Water (continued)Polluted Water (continued)

Wastewater TreatmentWastewater Treatment