Chemistry

Chapter 2 Elements and the annual Table STSE Assignment Warm-Up! Who designed the periodic confuse? How many drafts were designed and by whom in the beginning the final repeat was agreed upon? How is the periodic table an innate comp onent of scientific studies? How has its study and properties contributed to modern science? tolerate a negligible of 150 words and do not exceed two hundred words. [5 marks] Definitions: 1. Atom: 2. nuclear mountain unit: 3. Atomic act: 4. Mass number: 5. Atomic symbol: 6. Isotopes: 7. Radioactivity: 8. Radioisotopes: 9. Periodic table: 10. Periodic rectitude: 11. Energy levels: 12. Periodic trends: 13. valence electrons: 14. Lewis structure: 15. Octet convention: 16. Ion: 17. Anion: 18. Cation: 19. Ionization energy: 20. negatron affinity: [20 marks] Following argon three chemistry relate topics. You ordain work in pairs for this. Pick any two of the three and flesh come on the research as the topic requires. It is pass judgment that apiece person in the pair will do one topic. If one person ends up doing both, the partner will not be given a grade.

You must complete this at your own time. Please provide a in effect(p) inclination of an orbit of references using APA format for ALL of your research in this assignment. [See attach rubric for marks] 1. How scientists visualize the atom has changed greatly since Dalton proposed his atomic scheme in the early nineteenth century. Technolog y has compete an infixed role in these cha! nges. At a library or on the internet, research the key modifications to the model of the atom. make irrigate a summary chart to show your findings. Include Daltons model in it as well. Also include the scientists involved, the technologies they used, the discoveries they made, and the match of their discoveries on the model of the atom. If you wish, you can use a indite organizer to display your information. Your final report must be clear, concise, and...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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