The First 20 Elements Atomic Mass Quiz Click

The First 20 Elements: Atomic Mass Quiz Click Here to Begin! P. S. - Make Sure you remember how many you got right!

What is the Atomic Mass of Nitrogen? A: 14. 07 B: 14. 007 C: 7 D: 14. 700

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Match the atomic mass with the correct element: 22. 99 A: Argon B: Magnesium C: Sodium D: Calcium

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Which of these pairs match? A: Neon; 20. 18 B: Neon; 22. 99 C: Neon; 18. 998 D: Neon; 10 E: Neon; 20. 81

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True or False: Hydrogen’s Atomic Mass is 1. 008. If false, why? True False; the atomic mass is the number of protons in an atom. False, the atomic mass is 1 since hydrogen is the first element on the periodic table.

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The atomic mass of Magnesium is… A: 24. 035 B: 23: 405 C: 12 D: 24. 305

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35. 453. This atomic mass belongs to… Fluorine Chlorine Argon Potassium

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What is the atomic mass of Boron? A: 10 B: 5 C: 10. 35 D: 10. 811

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4. 003 is the atomic mass of… Hydrogen Beryllium Helium Lithium

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The element with a symbol of Be has which atomic mass? 9. 012 4 9. 12 9. 102

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What is the atomic mass of Silicon? 28. 806 14 28. 068 28. 086

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Oxygen has an atomic mass of… 16 16 – 0. 001 = atomic mass of Oxygen 15. 999 8

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32. 065 is the atomic mass of which element? Argon Magnesium Sulfur Phosphorus

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Match the element and atomic mass correctly 18. 999 18. 998 Fluorine 9. 1898 9 18

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Match the Atomic Mass and the Element correctly Argon Silicon 26. 982 Aluminum Magnesium Calcium

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Match the Symbol with the atomic mass 6. 941 Li 3. 941 9. 012 3

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Match the atomic mass with the symbol Na Mg 12. 011 C B N

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True or False: Potassium has an atomic mass of 40. 078. If false, what is the atomic mass? True False; the atomic mass is 19 False; the atomic mass is 39. 098

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Calcium has an atomic mass of… 40. 078 20 42. 789 40. 780

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Phosphorus has an atomic mass of… 31. 004 30. 974 15 15. 9067

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The Final Question: What is the atomic mass of Fluorine? 9 18 18. 998 19. 998 8. 998 9. 998

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Bonus: Who was this element named after? Grades 20 correct: A+ You are on your way to becoming a chemist, right? 18 or 19 correct: Your skills are A pretty good, just a tiny bit more practice needed. B 16 or 17 correct: Your skills are a little rusty, but still good. 14 or 15 correct: You need some more practice. C D 12 or 13 correct: A good deal of practice is needed. Bonus: Which three elements of the first twenty weren’t in Mendeleev's periodic table? F 0 to 11 correct: Your skills need to be greatly Improved. Bonus: How many elements are there in the Periodic Table?

Bonus 1 Who was this element named after? Nobelium was named after Alfred Nobel, a Swedish chemist who discovered how to make dynamite and was the namesake for the Nobel Prize. Also, did you know there are different versions of the periodic table? Click here to go back to see more.

Bonus 2 Which three elements weren’t in Mendeleev's table? Helium, Neon, and Argon, which are all noble gases. Also, did you know there are different versions of the periodic table? Click here to go back to see more.

Bonus 3 How many elements are there? There are 118 elements in the Periodic Table. Also, did you know there are different versions of the periodic table? Click here to go back to see more.