Practice: Which of the following elements is a nonmetal that is a homonuclear polyatomic solid?
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| The Atom | 10 mins | 0 completed | Learn |
| Subatomic Particles | 17 mins | 0 completed | Learn |
| Isotopes | 17 mins | 0 completed | Learn Summary |
| Ions | 28 mins | 0 completed | Learn |
| Atomic Mass | 23 mins | 0 completed | Learn |
| Periodic Table: Classifications | 11 mins | 0 completed | Learn |
| Periodic Table: Group Names | 9 mins | 0 completed | Learn |
| Periodic Table: Representative Elements & Transition Metals | 7 mins | 0 completed | Learn |
| Periodic Table: Element Symbols | 7 mins | 0 completed | Learn |
| Periodic Table: Elemental Forms | 6 mins | 0 completed | Learn |
| Periodic Table: Phases | 8 mins | 0 completed | Learn |
| Periodic Table: Charges | 20 mins | 0 completed | Learn |
| Calculating Molar Mass | 10 mins | 0 completed | Learn |
| Mole Concept | 32 mins | 0 completed | Learn Summary |
| Law of Conservation of Mass | 6 mins | 0 completed | Learn |
| Law of Definite Proportions | 10 mins | 0 completed | Learn |
| Atomic Theory | 10 mins | 0 completed | Learn |
| Law of Multiple Proportions | 4 mins | 0 completed | Learn |
| Millikan Oil Drop Experiment | 8 mins | 0 completed | Learn |
| Rutherford Gold Foil Experiment | 11 mins | 0 completed | Learn |
| Additional Guides |
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| Periodic table Charges (IGNORE) |
| Periodic table Charges (IGNORE) |
| Calculating Grams to Moles (IGNORE) |
Under standard conditions of temperature and pressure, the elements can exist as solids, liquids or gases
3 Phases of Matter
Concept #1: Periodic Table: Phases
Example #1: Identify the element that is a representative element that is not diatomic in the 2nd Period that assumes the shape and volume of the container that it is in.
Practice: Which of the following exists as a diatomic solid at room temperature?
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