Grade 10 Chemistry

After completing this unit, you will be able to:

- know the historical development of organic chemistry and the classification of

organic compounds;

- know the general formulas of alkanes, alkenes, alkynes, alcohols, aldehydes,

ketones, carboxylic acids and esters;

- develop skills in naming and writing the molecular and structural formulas of

simple alkanes, branched-chain alkanes, simple alkenes, branched-chain alkenes,

simple alkynes, alcohols, aldehydes, ketones, carboxylic acids and esters;

- understand isomerism and know possible isomers of alkanes, alkenes and

alkynes;

- know the major natural sources of hydrocarbons;

- understand the physical and chemical properties and the general methods of

preparation of alkanes, alkenes, alkynes, benzene and alcohols;

- know the uses of organic compounds in the manufacture of plastics, beverages,

pharmaceuticals, soaps and detergents, dry cleaning chemicals, fuels, pesticides,

and herbicides; and

- demonstrate scientific inquiry skills: observing, classifying, communicating,

measuring, asking questions, interpreting data, drawing conclusions, applying

concepts, predicting and problem solving.

After completing this unit, you will be able to:

- understand the classification of inorganic compounds on the basis of their

composition and/or their chemistry;

- know the types of oxides and their chemical properties;

- understand the Arrhenius, Brønsted-Lowry and Lewis concepts of acids and

bases;

- understand the classification of acids and salts;

- know the general properties, preparations and uses of common acids, bases

and salts;

- understand the differences between strong and weak acids/bases, and concentrated

and dilute acids/bases;

- recognize the corrosive nature of acids and bases, and exercise the necessary

precautions in handling and using them;

- develop skills for identifying acidic, basic and neutral compounds;

- develop skills in calculating, pH, pOH, H+ ion and OH– ion concentration of

a solution;

- know essential plant nutrients, fertilizers and pesticides; and

- demonstrate scientific inquiry skill: observing, classifying, comparing and

contrasting, inferring, predicting, communicating, measuring, asking questions,

interpreting data, drawing conclusion, applying concepts, relating cause and

effect and problem solving.

After completing this unit, you will be able to:

- understand how a chemical reaction produces an electric current and how

electricity brings about chemical reactions in electrochemical cells;

- understand the differences between metallic conduction and electrolytic

conduction;

- develop skills in writing the oxidation half-reaction, reduction half-reaction

and cell reaction for the electrolysis of molten electrolytes that occur in electrolytic

cells;

- know three types of voltaic cell;

- understand the difference between electrolytic cells and voltaic cells;

- appreciate the industrial applications of electrolysis in the production of certain

metals, non metals and chemicals and electroplating, and purification of metals;

- demonstrate scientific inquiry skills: observing, comparing and contrasting,

measuring, asking questions, designing experiment, interpreting data, predicting,

classifying, communicating and problem solving.

After completing this unit, you will be able to:

- understand the fundamental laws of chemical reactions and how they are

applied;

- develop skills in writing and balancing chemical equations;

- understand energy changes in chemical reactions;

- know types of chemical reactions;

- develop skills in solving problems based on chemical equations (mass-mass,

volume-volume and mass-volume problems);

- develop skills in determining limiting reactant, theoretical yield, actual yield,

and percentage yield;

- understand oxidation-reduction reactions and analyze redox reactions by specifying

the oxidizing agents and reducing agents, the substance reduced or oxidized;

- understand the rate of chemical reaction, the state of a chemical equilibrium

and factors affecting them; and

- demonstrate scientific enquiry skills: observing, inferring, predicting, classifying,

comparing and contrasting, communicating, measuring, asking questions,

designing experiments, interpreting data, drawing conclusions, applying concepts,

relating cause and effect, and problem-solving.