Matter Matter is defined as anything that occupies space and possesses mass. Classification of Matter (1) Physical classification (a) Solid (b) Liquid (c) Gases Solid Liquid Gases (1) They have fixed shape and volume They do not have fixed shape but have fixed volume They do not have fixed shape and volume (2) They cannot be compressed They … [Read more...] about Classification of Matter
metalloids
Characteristics of metals and non-metals
Question 1 What are metalloids.Give example? Question 2 Write few characteristics of metals? Question 3 write few characteristics of non-metals? Question 4 Give examples of metals? Question 5 Give examples of non-metals? Question 6 How many metals are known to us? Question 7 How many non-metals are known to us? Characteristics of metals 1)Metals are … [Read more...] about Characteristics of metals and non-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