SHS1 Chemistry · Semester 1, Week 16

Matter and Its Properties

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Curriculum details

Strand
Physical Chemistry (Strand 1)
Sub-strand
Matter and Its Properties (1.1)
Content standard
1.1.1.CS.2 - Demonstrate an understanding of the mole concept and its significance to the quantitative analysis of chemical reaction. 1.1.1.LO.1 Use the knowledge and understanding of the scientific practices in Chemistry to explain the structure of the atom as well as the stability of its nucleus. 1.1.1.LO.2 Use the mole concept to determine the amount and quantity of various substances involved in chemical reactions. 1.1.1.LO.3 Write mole ratios for chemical equations and apply it in quantitative analysis. 1.1.1.LO.4 Use the kinetic theory of matter to explain the behaviour of solids, liquids and gases under different conditions and describe the laboratory preparation of gases as well as their uses in everyday life.
Indicator
1.1.1.LI.6 - Use IUPAC nomenclature to name inorganic compounds, write the formulae of compounds based on the laws of chemical combination and write balanced chemical equations.
Suggested placement
Semester 1, Week 16 (Week 16 of the year)

Our suggestion, laid out in curriculum order across three terms of twelve weeks. NaCCA does not fix the week, so follow your school's scheme of learning.

Curriculum reference
NaCCA curriculum document, p. 35

Exemplars (from the NaCCA curriculum)

Group Presentations: In small groups,
- Research and give class presentations on the IUPAC rules for naming various groups of inorganic compounds.
- Apply the IUPAC rules to name binary and ternary compounds, oxoacids, salts and hydrated salts
- Design a chart on the IUPAC rules for naming inorganic compounds to be posted in the classroom
Problem-Based Learning: In a class activity,
- Discuss the laws that are applied in writing or determining chemical formulae of various compounds.
- Calculate the empirical and molecular formulae of various inorganic compounds.
- Write chemical formulae for named binary and ternary compounds, oxoacids, oxosalts and hydrated salts.
- Determine the percentage composition of elements in various compounds based on their formulae. E.g., MgO, Cu O and CuO. 2
Collaborative Learning:
- With the aid of a chart, discuss the rules to be followed in balancing chemical equations.
- In pairs or groups, write and balance chemical equations for the following: a. Combustion b. Synthesis c. Displacement or replacement d. Decomposition e. Ionic equation
Initiating Talk for Learning: Using relevant examples, discuss the laws of chemical combination namely:
- Law of conservation of matter
- Law of constant proportion
- Law of multiple proportion
Inquiry-Based Learning:
- In pairs or groups, perform a simple experiment to show that mass is conserved in a chemical reaction.
- Use the reaction between molar solutions of Na CO and CaCl . 2 3 2
Teaching and Learning Materials:
- * Worksheets with sample questions * Worksheets to record results. * Na CO 2 3 * CaCl 2 * Bolt and nuts * Resources for measuring volume and preparing solutions * Weighing scale
- * Calculator
- * Periodic table containing the elements with their relative atomic masses * Calculator * Beam balance or diagram of beam balance Substances of different weights
- * Apparatus (beaker, flask, weighing * Worksheet on the of substance and molar * Solid solutes
- Liquid solutes (e.g., water)
- CHARTS * Charts between other quantities
- for preparing solutions funnel, stirrer, volumetric scale), with sample questions interconversion of amount to number of entities quantities. (e.g., NaOH, NaCl) (e.g., HCl) Solvent
- showing interconversion amount of substance and
Assessment (1.1.1.AS.6). The document marks these depth-of-knowledge levels for this indicator: Level 2 Skills of conceptual understanding.