Question 1 Name the particle used by Rutherford in his experiment to determine the structure of an atom? Question 2 Explain the Rutherford's scattering experiment? Question 3 What observation were made by Rutherford's in his experiment? Question 4 Give the postulates of Rutherford's model of an atom? Question 5 State one drawback of Rutherford's model of an … [Read more...] about Rutherford Model of an Atom
Structure of an atom
J.J. Thomson Model of an Atom
Question 1 Describe Thomson's model of an atom? Question 2 Which subatomic particle was not present in Thomson's model of an atom? Question 3 Why Thomson's model is called as Plum pudding model of an atom? Structure of an Atom Dalton atomic theory suggested that atoms are indivisible(could not be broken into smaller particles) But the discovery of subatomic … [Read more...] about J.J. Thomson Model of an Atom
Discovery of Neutron
Question 1 Name the scientist who discovered neutrons? Question 2 Which subatomic particle is not present in an ordinary hydrogen atom? Question 3 What is a neutron? Question 4 What is the charge and mass of an electron? Question 5 State the location of neutrons in an atom? Discovery of neutron After the discovery of electrons and protons,it was noticed that … [Read more...] about Discovery of Neutron
Discovery of Proton
Question 1 Name the positively charged particles present in the atoms of all elements? Question 2 What is a proton? Question 3 State relative mass and charge of a proton? Question 4 Name the scientist who discovered proton? Question 5 Name the gas which produces anode rays consisting of proton in the discharge tube experiment? Question 6 How does a proton differ … [Read more...] about Discovery of Proton
Discovery of Electron
Question 1 Name the scientist who discovered electrons? Question 2 What are cathode rays? Question 3 what is the nature of charge on cathode rays? Question 4 What is an electron? Question 5 What is the absolute mass and charge of an electron? Question 6 Explain the experimental set for discovery of electron? Discovery of Electron The electrons were … [Read more...] about Discovery of Electron