| Sections | |||
|---|---|---|---|
| Periodic Table | 28 mins | 0 completed | Learn |
| Mole Concept | 37 mins | 0 completed | Learn Summary |
| Isotopes | 12 mins | 0 completed | Learn Summary |
| Mass Spectrometry | 9 mins | 0 completed | Learn |
| Subatomic Particles | 8 mins | 0 completed | Learn |
| Atomic Theory | 16 mins | 0 completed | Learn |
| Thomson's Cathode Ray Tube Experiment | 8 mins | 0 completed | Learn |
| Oil Drop Experiment | 7 mins | 0 completed | Learn |
| The Chadwick Neutron Experiment | 6 mins | 0 completed | Learn |
| Gold Foil Experiment | 10 mins | 0 completed | Learn |
| End of Chapter 2 Problems | 28 mins | 0 completed | Learn |
| Additional Guides |
|---|
| Periodic Table Charges |
| Calculating Molar Mass |
| Calculating Grams to Moles |
| Group | Name | Elements |
| 1A | Alkali metals | Li, Na, K, Rb, Cs, Fr |
| 2A | Alkaline earth metals | Be, Mg, Ca, Sr, Ba, Ra |
| 6A | Chalcogens | O, S, Se, Te, Po |
| 7A | Halogens | F, Cl, Br, I, At |
| 8A | Noble gases (or rare gases) | He, Ne, Ar, Kr, Xe, Rn |
Chlorine is a halogen (Table 2.3). Locate this element in the periodic table.
Is it a metal or nonmetal?
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