First 20 Elements
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First 20 Elements
🧪 Part 1: The First 20 Elements
Instructions: Complete the table below by filling in the missing information for each element. Use your periodic table and class notes to help you.
| Atomic Number | Element Name | Chemical Symbol | Property or Common Use |
|---|---|---|---|
| 1 | Hydrogen | H | _________________________ |
| 2 | Helium | ____ | _________________________ |
| 3 | ____________ | Li | _________________________ |
| 4 | Beryllium | ____ | _________________________ |
| 5 | ____________ | B | _________________________ |
| 6 | Carbon | ____ | _________________________ |
| 7 | ____________ | N | _________________________ |
| 8 | Oxygen | ____ | _________________________ |
| 9 | ____________ | F | _________________________ |
| 10 | Neon | ____ | _________________________ |
| 11 | ____________ | Na | _________________________ |
| 12 | Magnesium | ____ | _________________________ |
| 13 | ____________ | Al | _________________________ |
| 14 | Silicon | ____ | _________________________ |
| 15 | ____________ | P | _________________________ |
| 16 | Sulfur | ____ | _________________________ |
| 17 | ____________ | Cl | _________________________ |
| 18 | Argon | ____ | _________________________ |
| 19 | ____________ | K | _________________________ |
| 20 | Calcium | ____ | _________________________ |
🔬 Part 2: Element Classification
🏠 Part 3: Elements in Everyday Life
🧠 Part 4: Understanding the Periodic Table
The periodic table organises all known _____________ by their properties and _____________ numbers. Each element has a unique _____________ made up of one or two letters. Elements in the same _____________ (vertical columns) have similar properties.
My chosen element: ___________________
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