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Synthetic materials are made from natural resources. Synthetic materials are made by chemically changing the starting substances to create a material with different characteristics. Some examples of ...
CBSE Class 11 Chemistry Practical Syllabus 2024: In this article, students can check the complete practical exam curriculum of CBSE Board’s Chemistry for class 11th. The 100 marks paper is divided ...
The first contains a fine iron powder, salt, and water in a pouch that is permeable to air. When it is exposed to air, the iron begins to rust. This rusting process produces heat. The second contains ...