Collier Chemistry The Periodic Table Test Review 1. Know Medneleev & Moseley. 2. Know how to calculate to maximum number of electrons in a principal energy level. (2n2) 3. Know amplitude, frequency, & wavelength. 4. c = speed of light (3.00 x 10 8 m/s) --------c=λν 5. Planck’s constant (h)– 6.63 x 10 -34 J x s ---- E = h x ν 6. Know the electromagnetic spectrum. Know which waves are faster or slower than others. 7. What happens for black & white light to be visible? 8. What happens for you to be able to see color? 9. Who discovered the 1st periodic table? **What were the similarities & differences in his and the one we use today? 10. What are groups and periods? 11. What did Moseley do? 12. Know the following groups. **Noble gases, representative elements, transition metals, & inner transition metals. **Know Metalloids, nonmetals, 13. Representative elements are made up of the Group A elements. Group 1A – Alkali metals Group 2A – Alkaline Earth Metals Group 7A – Halogens 14. Remember the group # tells you the valence (outermost) electrons. 15. Know the following trends. Ions Electronegativity Electron Affinity Ionization Energy Atomic Radius Metals & Non metal Trends Melting & Boiling points Reactivity 16. You need to what each trend is and how it changes across (up & down; left to right) the periodic table. 17. Be able to calculate the average atomic mass of isotopes of an element.
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