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PT Elements 1-20 A#
Elements 1-20 on the Periodic Table's Atomic Numbers
Question | Answer |
---|---|
What is Hydrogen's Atomic Number | 1 H |
What is Helium's Atomic Number? | 2 |
What is Lithium's Atomic Number? | 3 |
What is Beryllium's Atomic Number? | 4 |
What is Boron's Atomic Number? | 5 |
What is Carbon's Atomic Number? | 6 |
What is Nitrogen's Atomic Number? | 7 |
What is Oxygen's Atomic Number? | 8 |
What is Fluorine's Atomic Number? | 9 |
What is Neon's Atomic Number? | 10 |
What is Sodium's Atomic Number? | 11 |
What is Magnesium's Atomic Number? | 12 |
What is Aluminum's Atomic Number? | 13 |
What is Silicon's Atomic Number? | 14 |
What is Phosphorus' Atomic Number? | 15 |
What is Sulfur's Atomic Number? | 16 |
What is Chlorine's Atomic Number? | 17 |
What is Argon's Atomic Number? | 18 |
What is Potassium's Atomic Number? | 19 |
What is Calcium's Atomic Number? | 20 |