CHAPTER -1 THE PARTICULATE NATURE OF MATTER SEMESTER 1

                                  
































QUESTION
1.Sodium (melting point 98 degree Celsius) and aluminium (melting point 660 degree Celsius) are both solids at room temperature. From their  melting points, what can you conclude about the forces of attraction between the particles in the two metals ?







TRY THIS
1.The molecular mass of fluorine gas is 38g and  chlorine gas is 71g ,which gas would diffuse at the greatest  rate? Give reason for your answer.







                                                    
                                                   












                                   
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https://www.chem.purdue.edu/gchelp/atoms/elements.html

                           http://www.bbc.co.uk/education/guides/z2wmxnb/revision

https://www.chem.purdue.edu/gchelp/liquids/character.html

http://www.bbc.co.uk/bitesize/ks3/science/chemical_material_behaviour/behaviour_of_matter/revision/4/

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