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Chemistry work sheet 3

Author: aziz mona
Keywords: , , , , , , online teaching

0. Hund
1. Electron
2. Shrodinger
3. Dalton
4. Thomson
5. Proton
6. Building up principle
7. Quantum
8. Bohr
9. Boyle
10. Element
11. Nucleus
12. Greek philosephers
13. Aristotle
14. Rutherford
15. ZnS

0. A positively charged particle found inside the nucleous of the atom
1. Introduce the wave equation to locate the electron in the atom
2. Atom is complicated structure like solar system
3. Gives the first deginition of element
4. Is found at the center of the atom where the atomic mass is concentrated insi
5. Simple, pure form of matter that cannot be changed into simpler form by n
6. Is a negatively charched particle that have also a wave properties
7. Amount of energy that can be lost or gaind when electron transfer from one
8. Matter consists of 4 elements which are: air, water, dust and fire
9. Carry out cathode ray experiment
10. Is a fluerecent material that glows at site of collision
11. no electron pairing takes place until each orbital is ocupied by an electron
12. A scientest who wons the Nobel price for his efforts to find the atomic model
13. Gives the first atomic model
14. Electrons occupy energy levels and sublevels according to its energy in an assi
15. Introduce the term atom