ATOMIC STRUCTURE 1. (a) ATOM & MOLECULES The smallest particle of a matter that takes part in a chemical reaction is called an atom. The atom of all gases except those…
1. Background Lived from September 6, 1766 – July 27, 1844English chemist, Meteorologist, And Physicist.Born into a Quaker family at Eaglesfield in Cumberland,…
Slide 1 Slide 2 Home End HolisticTuition CashPlants Chapter 4: Electronics Form 5 1 Physics Next > The study of matter Slide 3 Home End HolisticTuition CashPlants Objectives:…
Slide 1 Slide 2 X-rays were discovered in 1895 by Wilhelm Conrad Röntgen, who received the first Nobel Prize in Physics in 1901. Several important discoveries have…
1.9.1 CATHODE RAY OSCILLOSCOPEWhat isThermionic emission is the process of emission ofthermionic electrons from a heated metal’s surface.emission?How does• Metal consists…
1. Chemistry2014FOR CLASS IX SIR. MOHAMMAD AHTISHAM ALI ABDULLAH EDUCATIONAL SOCIETY http://facebook.com/aes.pk 2. 1ContentsQ - 1) DEFINE CHEMISTRY? WRITE THE NAME OF ITS…
1. Electron, Photon, Photoelectric Effect and X-rays 1 Lig htµ + –Electric Discharge Through Gases. At normal atmospheric pressure, the gases are poor conductor of electricity.…
CHAPTER 4 : ELECTRONICS Thermionic Emission · Thermionic emission is the release of electrons from a heated metal. · The electrons in the metal gain kinetic energy…