Summary Grade 9 Natural Sciences (NS) Summaries - Term 2 (Platinum)

Grade 9 Natural Sciences (NS) Summaries - Term 2 (Platinum): These summaries are compiled using the Platinum textbook's Term 2 content. The summaries are in English, with additional notes provided by the compiler. Compounds and chemical reactions: Unit 1:  The Periodic Table of Elements. Unit 2:  Names of compounds. Unit 3:  Chemical equations to represent reactions. Unit 4:  Balanced equations. Reactions of metals and non-metals with oxygen: Unit 1:  Reactions of metals with oxygen. Unit 2:  Rusting. Unit 3:  Reactions of non-metals with oxygen. Acids, bases and pH value: Unit 1:  The concept of pH value. Reactions of acids with bases and metals: Unit 1:  Neutralisation and pH. Unit 2:  Reactions of acids with metal oxides and metal hydroxides. Unit 3:  Reactions of acids with metal carbonates. Unit 4:  Reactions of acids with metals. Packages usually include the following, though content may vary by product: Overview for the term, including main points, keywords, and short summaries/revision. Mind map per chapter/topic/term, depending on volume. Extensive bulleted summaries in colour with pictures and/or photos.