Physical Sciences Paper 2 (Afrikaans)

May-June 2018 — Grade 12 / Matric — Physical Sciences

Past Paper 2018 Grade 12 Afrikaans Physical Sciences Hub →

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🎯 150 marks ❓ 12 questions ⏱️ 3h 📄 16 pages 📝 79 items found ∑ 1 math symbols 📚 4 topics

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Q2— Section header —

Q1— Section header —

1.1Voorbeeld van versadigde organiese verbinding is etyn. prope chloropropa (2\

1.2anneer eteen met waterstofgas in die teenwoord igheid van katalisator reageer, is die produk etaan. yn. etanol (2\

1.3Bes tudeer die struktuurformule van die funksionele groep hieronder Die struktuur hierbo is die funksionele groep van sters

1.5Bestudeer die hipotetiese reaksie hieronder (g\ + 3Q (g\ (g\ + 2Z (g\ Die tempo van die reaksie

1.6Bes tudeer die volgende reaksie in ewewig by sekere temperatuur 2SO (g\ (g\ 2SO (g\ atter EEN van die volgende faktore sal die

1.8Kaliumnitraat word as 'n elektroliet in die soutbrug van koper sinksel gebruik atter EEN van die volgende toon die rigting van migrasie van die kalium nitraat

1.10

2.1

2.1.5\ neer, bv. 2.1.6 G.

2.1.1aloalka (1\

2.1.2ohol (1\

2.1Onversadigde koolwaterstof (1\

2.1n Aldehied (1\

2.1Produk van termiese kraking van verbinding (1\

2.2Indien verbinding karboksielsuur is skryf die volgende neer

2.2.1Die struktuurformule van n FUNKSIONELE isomeer van

2.2.2Die IUPAC naam van n FUNKSIONELE isomeer van

2.3Verbinding is monom er wat gebruik word om n polimeer te maak. Skryf neer die

2.3.1Defini sie van imeer (2\

2.3.2IUPAC naam van die polimeer (1\

2.3.3Gebalanseerde vergelyking vir die polimerisasiereaksie (3\

2.4Ver binding word as reaktans in die bereiding van verbinding gebruik Noem die soort reaksie wat plaasvind (1\

2.5Noem TWEE veranderinge wat aan die reaksietoestande in VRAAG

2.4gemaak kan word om verbinding in plaas van as produ k te verkry.

3.1Verduidelik die toename in kookpunte van alkane soos in die tabel aangedui (3\

3.2Verduidelik die verskil tussen die okpunt e van n alkaan en ohol, wat elk

3.3NEEM die dampdruk van alkohole TOE of AF met 'n toename in die aantal koolstofatome? (1\

3.4

4.1Skryf die soort reaksie neer wat voorgestel word deur

4.1.1(1\

4.1.2(1\

4.1.3(1\

4.1.4(1\

4.2Vir reaksie skryf neer die

4.2.1Funksie van

4.2.2IUPAC naam van die organiese produk (2\

4.2Stru ktuurformule van die ander organiese reaktans (2\

4.3Gebruik STRU KTUURFORMULES vir al die organiese reaktanse en produkte om n gebalanseerde vergelyking vir ksie te skryf (5\ 4] Propan

5.1Defin ieer reaksietempo (2\

5.2Vir hierdie ondersoek, skryf neer die

5.2.1Onafhanklike veranderli (1\

5.2.2Beheer veranderlike (1\ Verdunde soutsuur Magnesium Gas borrels Watteprop Skaal

5.3.1

5.3.2Bereken d ie aanvank like massa magnesium wat gebruik is indien die gemiddelde tempo van vorming van waterstofgas x 10 mol (5\

5.3Gebruik die inligting op die grafiek

5.417

6.1Defin ieer inamiese ewe wig (2\

6.2Gebruik die inligting op die grafiek en skryf die waarde neer van:

6.2.2(1\

6.2.3(1\

6.3

7.1

7.2at is die funksie van die buret (1\ Defin ieer suur ten opsigte van die Arrhenius

8.1Beskou die elektrochemiese sel v oorgestel deur die selnotasie hieronder, waar n onbekende metaal is: (s\ (aq\ (aq\ (aq\

8.1.1Skryf die soort elektrochemiese sel wat hierbo voorgestel word (1\

8.1.2Wat stel die enkellyn ( |\ in die selnotasie hierbo voor? (1\

8.1.3Skryf die halfr eaksie neer wat by die anode in die sel hierbo plaasvind. (2\

8.1.4Identifiseer met behulp van n berekening (5\

8.2n Pt (s\ (aq\ (aq\ halfsel word aan n Cu(s\ (aq\ halfsel verbind

9.1Oplossings soos oplossing word altyd in elektrochemiese selle gebruik.

9.1.1Skryf die algemene term neer wat gebruik word om hierdie oplossings te beskryf. (1\

9.1.2at is die fu nksie van hierdie oplossings in elektrochemiese sel (1\

9.2Skryf die FORMULE van oplossing (1\ atter ele trode ( YSTERSTAAF is die negatiewe elektrode Gee rede vir die antwoord

9.5.1oem die TWEE metaalione wat in die oplossing teenwoordig is (2\

9.5.2Verwys na die relatiewe sterkte van oksideermiddels om te verduidelik watter van die ione verkieslik die plateringsproses betr okke sal wees. 11] A Ysterstaaf Oplossing

10.1Skryf die naam neer van reaksie

10.1.1(1\

10.1.2(1\

10.2Skryf die NAAM of FORMULE neer van

10.2.1Verbinding (1\

10.2Die bruin gas (1\

10.2Vloeistof (1\

10.3Skryf n gebalanseerde vergelyking neer vir

10.3.1Die bereiding van kunsmis (3\

10.3.2Rea ksie (3\

10.4Kunsmis is ammonium nitraat Bereken die massa persentasie stikstof in kunsmis (3\ 4] TOTA

Mathematical Content

f(x)

Topics Identified

Chemical BondingOrganic ChemistryElectrochemistryThermodynamics

Mark Allocation

Total150 marks

Sections20 + 10 + 17 = 47 marks

Paper information

SubjectPhysical Sciences

Year2018

SessionMay-June

TypePast Paper

PaperPaper 2

LanguageAfrikaans

Pages20

Downloads4

Examination context

Decade2010s

Years ago8y

Season—

Start day—

Exam period—

Days since exam—

About Physical Sciences examination preparation

Grade 12 Physical Sciences combines Physics and Chemistry. Paper 1 covers mechanics, electricity, waves, and optics, while Paper 2 focuses on chemical bonding, organic chemistry, and electrochemistry.

Every available Grade 12 Physical Sciences past paper and memorandum is collected in the Physical Sciences hub at physical-science.freemode.co.za — browse all years, sessions and languages in one place.

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applying scientific principles

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explaining scientific reasoning

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Corresponding marking memorandum

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Physical Sciences Memo 2 (English & Afrikaans) →

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