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Chemistry What are things? Things are made up of materials. What are Materials? · Materials are used to make different type of things Ex: a) Steel is material used to knives, car, utensils b) Wood is used to make furniture: c) Paper is material used to make books · Same…
CH-4 Materials: Metals & Non metals 1. Define Matter? 2. Define Element? 3.How are Elements classified? 4. Define Ores? 5.What is Gangue ? In Ores, there are certain impurities present along with metallic minerals. These impurities are called as Gangue. 6.Define Metallury ? The series of processes carried out to…