First 20 Elements Test Questions – Flashcards
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| H |
answer
| Hydrogen |
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| He |
answer
| Helium |
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| Li |
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| Lithium |
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| Be |
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| Beryllium |
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| B |
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| Boron |
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| C |
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| Carbon |
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| N |
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| Nitrogen |
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| O |
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| Oxygen |
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| F |
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| Fluorine |
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| Ne |
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| Neon |
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| Na |
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| Sodium |
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| Mg |
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| Magnesium |
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| Al |
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| Aluminum |
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| Si |
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| Silicon |
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| P |
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| Phosphorus |
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| S |
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| Sulfur |
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| Cl |
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| Chlorine |
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| Ar |
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| Argon |
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| K |
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| Potassium |
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| Ca |
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| Calcium |
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| Hydrogen |
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| H |
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| Helium |
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| He |
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| Lithium |
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| Li |
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| Beryllium |
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| Be |
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| Boron |
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| B |
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| Carbon |
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| C |
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| Nitrogen |
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| N |
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| Oxygen |
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| O |
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| Fluorine |
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| F |
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| Neon |
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| Ne |
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| Sodium |
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| Na |
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| Magnesium |
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| Mg |
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| Aluminum |
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| Al |
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| Silicon |
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| Si |
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| Phosphorus |
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| P |
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| Sulfur |
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| S |
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| Chlorine |
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| Cl |
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| Argon |
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| Ar |
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| Potassium |
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| K |
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| Calcium |
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| Ca |
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| Atomic Number is 1 |
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| Hydrogen |
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| Atomic Number is 2 |
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| Helium |
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| Atomic Number is 3 |
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| Lithium |
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| Atomic Number is 4 |
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| Beryllium |
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| Atomic Number is 5 |
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| Boron |
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| Atomic Number is 6 |
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| Carbon |
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| Atomic Number is 7 |
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| Nitrogen |
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| Atomic Number is 8 |
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| Oxygen |
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| Atomic Number is 9 |
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| Fluorine |
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| Atomic Number is 10 |
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| Neon |
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| Atomic Number is 11 |
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| Sodium |
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| Atomic Number is 12 |
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| Magnesium |
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| Atomic Number is 13 |
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| Aluminum |
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| Atomic Number is 14 |
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| Silicon |
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| Atomic Number is 15 |
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| Phosphorus |
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| Atomic Number is 16 |
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| Sulfur |
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| Atomic Number is 17 |
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| Chlorine |
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| Atomic Number is 18 |
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| Argon |
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| Atomic Number is 19 |
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| Potassium |
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| Atomic Number is 20 |
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| Calcium |
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| Atomic Mass is 1.01 |
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| Hydrogen |
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| Atomic Mass is 4.00 |
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| Helium |
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| Aomic Mass is 6.94 |
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| Lithium |
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| Aomic Mass is 9.01 |
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| Beryllium |
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| Atomic Mass is 10.81 |
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| Boron |
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| Atomic Mass is 12.01 |
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| Carbon |
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| Atomic Mass is 14.01 |
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| Nitrogen |
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| Atomic Mass is 15.99 |
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| Oxygen |
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| Atomic Mass is 18.99 |
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| Fluorine |
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| Atomic Mass is 200.18 |
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| Neon |
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| Atomic Mass is 22.99 |
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| Sodium |
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| Atomic Mass is 24.31 |
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| Magnesium |
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| Atomic Mass is 26.98 |
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| Aluminum |
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| Atomic Mass is 28.09 |
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| Silicon |
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| Atomic Mass is 30.97 |
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| Phosphorus |
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| Atomic Mass is 32.07 |
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| Sulfur |
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| Atomic Mass is 35.45 |
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| Chlorine |
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| Atomic Mass is 39.95 |
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| Argon |
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| Atomic Mass is 39.10 |
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| Potassium |
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| Atomic Mass is 40.08 |
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| Calcium |
