Chemistry N5 — Memo

August 2019 — N5 — Chemistry

N5 2019 Nated Engineering

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Q1— Section header —

1.1.5C2 : Sp hybrid C3 : Sp hybrid Saturated hydrocarbon. It is only composed of single bonds. Radicals It is a type of bond cleavage that occurs in polar reactions where

1.2.3(CH (3 (6\

1.3.3Electrophile Nucleophile Nucleophile (3 (3\ [20

Q2— Section header —

2.1.6Alkenes Methylcyclopentene The compound is insoluble in water because it is an alkene and all alkenes do not dissolve in water. Major product Bromo methylcylopentane Minor produc

2.2.2Butene Major product Butene Minor product ase induced elimination reactions generally give more highly substituted alkene product (2

2.3Pentane (2\

2.41,2,3 Hexatriene (2 (6\

2.5.2(2 [30

Q3— Section header —

3.1.16 Yeast OH(aq\ C (3\

3.1.2The boiling point of alcohols increase wit the increase in molecular mass. The high boiling points of alcohols result from hydrogen bonding. Methanol, ethanol and propanol are soluble in water at ordin

3.1.3CO(g\ 2H (g\ ZnO/CuO/ Al2O3 OH(l\

3.1.4OH(aq\ H [30]30

Q4— Section header —

4.1.5A Carboxylic acid Ester Ethanol Propanol Water O O II II OH KMNO4

4.2.1OH(aq\ NH

4.2.3They ha ve unpleasant odours or smell [20 TOTAL:

Topics Identified

Chemical BondingOrganic ChemistryThermodynamics

Mark Allocation

Sections30 = 30 marks

Paper information

TitleMemo

SubjectChemistry

LevelN5

Document typeNated Engineering

Year2019

MonthAugust

Pages5

Downloads5

Examination context

Decade2010s

Years ago7y

SeasonWinter (SH)

Start dayThursday

Exam periodAugust 2019

Days since exam2,628

About Chemistry examination preparation

This TVET examination resource can be used as part of a structured revision programme. Past papers are most useful when learners attempt questions independently, work within a realistic time limit, and review their answers afterwards.

How to use this resource for revision

A TVET past examination paper is most useful when it is treated as an active revision exercise. Try the questions yourself before checking the corresponding memorandum. Where you make an error, identify the reason — was it a knowledge gap, a calculation mistake, an interpretation issue, or an examination technique problem?

For stronger examination practice, complete the paper without unnecessary interruptions and keep track of the questions that take the most time. Afterwards, review the memorandum and separate knowledge gaps from mistakes caused by interpretation, calculation, structure, or examination technique.

understanding question requirements

applying subject knowledge

working under time constraints

checking answers

identifying revision priorities

A practical revision approach

Start by completing the resource without looking at the memorandum. Review incorrect and incomplete answers afterwards and make a short revision list based on the areas that caused difficulty.

File details

File size191.5 KB

Pages5

Archived on8 September 2026

File age46d

ContributorFreeMode

Fingerprint1062FB5E41CE

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