SECOND TERM E-LEARNING NOTES SUBJECT: CHEMISTRY CLASS: SS3 WEEK 1 TOPIC: GIANT MOLECULES CONTENT: SUGARS (CARBOHYDRATE) HYDROLYSIS OF SUCROSE AND STARCH PROTEINS PERIOD 1: SUGARS Carbohydrates are natural compounds of carbon, hydrogen and oxygen wherein the ratio of atoms of hydrogen and oxygen is 2:1. The final molecular method of carbohydrate is Cx(H2O)y or
WEEK 4 TOPIC: SOAP AND DETERGENT CONTENT: SOAP PREPARATION AND STRUCTURE ACTION OF SOAP AS AN EMULSIFYING AGENT DETERGENTS: PREPARATION, MODE OF ACTION OF SOAP DIFFERENCES BETWEEN SOAP AND DETERGENT PERIOD 1: SOAP PREPARATION (Laboratory) Soaps are saponification merchandise of fat and oils. They’re sodium salts of fatty acids. They’re often known as soapy detergents.
WEEK 3 TOPIC: FATS AND OILS CONTENTS: 1. SOURCES 2. PHYSICAL AND CHEMICAL PROPERTIES I.E. REACTIONS OF FATS AND OILS: HYDROGENATION AND SAPONIFICATION 3. .USES PERIOD 1: SOURCES Fat and oils happen naturally in dwelling issues. There are two foremost sources. 1. Tissues of Animals. Marine (water) animals, like fish, present fish oil and
PERIOD 2 AND 3 : PHYSICAL AND CHEMICAL PROPERTIES OF ALKANOIC ACID PHYSICAL PROPERTIES 1. Alkanoic acds are very soluble in water each alkanoic acid forms hydrogen bond with water molecule. The solubility of alkanoic acid in water decreases as the carbon atom increases. Threrefore, lower members are more soluble in water. They have
PRACTICALS WEEK 1 TOPIC: ALKANOIC ACID 1. SOURCES, NOMENCLATURE AND STRUCTURE OF ALKANOIC ACID, PHYSICAL AND CHEMICAL PROPERTIES, LABORATORY TEST AND USES PERIOD 1: SOURCES, NOMENCLATURE AND STRUCTURE OF ALKANOIC ACID Alkanoic acidS have carboxylic group as their functional group i.e –COOH. The general molecular formular is [mediator_tech]CnH2n+1COOH. They occur in fats and oils. They
SSS 3 (BASIC 12) Technical Drawing FIRST TERM e – LEARNING NOTES SCHEME OF WORK WEEK TOPIC THEME: BUILDING AND ENGINEERING DRAWING 1. Revision of last term’s work. 2. Freehand Drawing and Sketching: (a) Principles of freehand sketching. (b) Freehand sketching of hand tools used by builders
FIRST TERM e – LEARNING NOTES Subject :Technical Drawing Topic : Computer Aided Drawing: Building and engineering designs using Corel draw and Harvard graphics, etc. Class :SSS 3 (BASIC 12) Term : FIRST TERM e – LEARNING NOTES Week :WEEK 8 WEEK: 8 TOPIC:COMPUTER GRAPHIC AND BLUE PRINT
FIRST TERM e – LEARNING NOTES Subject :Technical Drawing Topic : Freehand Drawing and Sketching (Woodwork and Metalwork) Class :SSS 3 (BASIC 12) Term : FIRST TERM e – LEARNING NOTES Week :WEEK 7 WEEK 7 MID-TERM BREAK ASSIGNMENT. 1. MECHANICAL DRAWING (WASSCE 2017) Details of a pulley
FIRST TERM e – LEARNING NOTES Subject :Technical Drawing Topic : Freehand Drawing and Sketching (Woodwork and Metalwork) Class :SSS 3 (BASIC 12) Term : FIRST TERM e – LEARNING NOTES Week :WEEK 6 WEEK 6 TOPIC:ENGINEERING WORKING DRAWING CONTENT (a) Examples of machines parts e.g. bracket, blocks,
FIRST TERM e – LEARNING NOTES Subject :Technical Drawing Topic : Freehand Drawing and Sketching (Woodwork and Metalwork) Class :SSS 3 (BASIC 12) Term : FIRST TERM e – LEARNING NOTES Week :WEEK 4 and 5 Instructional Materials : Measuring tools Drawing tools Reference Materials Scheme of