Grade 7 › Chemistry
Class 7 Chemistry
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4 Chapters
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Acids
Bases
Indicators
The pH Scale
Neutralisation, Salts and Acid Rain
Physical Changes
Chemical Changes
Signs of a Chemical Change
Rusting of Iron and its Prevention
Crystallisation
Natural Plant Fibres
Natural Animal Fibres
Synthetic Fibres
Rayon and the Properties of Fibres
Blended Fibres and the Care of Fabrics
Physical Properties of Metals and Non-metals
Chemical Properties of Metals
Chemical Properties of Non-metals and Metalloids
Alloys
Corrosion and its Prevention