Question 1 Name one ore of mercury and zinc? Question 2 Give the chemical formula of ore of iron and copper? Question 3 Name one metal which is extracted by reduction with carbon? Question 4 Name one metal which is extracted by electrolytic reduction? Question 5 Name one metal which is extracted by reduction with aluminium? Question 6 How is copper extracted from … [Read more...] about Conversion of ore into metal
mercury
Occurrence of Metals-concentration of ore
Question 1 Why most of the metals do not occur as free elements? Question 2 What are minerals? Question 3 Define the term ore? Question 4 Define the term metallurgy? Question 5 Define the term extraction? Question 6 Name the three steps of metallurgy? Question 7 What is gangue? Question 8 What do you mean by concentration of ore? Occurrence of Metals … [Read more...] about Occurrence of Metals-concentration of ore
Uses of Metals
Question 1 Name the metal which is used in making thermometers? Question 2 Name the metal which are used in making electric wires? Question 3 Name three metal which are used in atomic energy? Question 4 Name the metal which are used in making jewellery? Question 5 Name the metal which are used in making house hold utensils? Uses of Metals 1)Cu and Al metals are … [Read more...] about Uses of Metals
Elements
Question 1 What is an element.Give few examples? Question 2 How many elements are known till today? Question 3 Name 2 elements which are liquid at room temperature? Question 4 What are the three groups into which elements can be classified? Question 5 Define the term malleable? Question 6 Define the term ductile? Question 7 Why Aluminium metal is used in … [Read more...] about Elements