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Chemistry
נתרם על ידי: Jones
  • 1. What are the three subatomic particles of an atom?
A) protons, nucleus, and electron cloud
B) protons, neutrons, and electrons
C) shell, symbol,and proton
D) proton, valences, and bohrs
  • 2. What is the family number for the element Neon?
  • 3. How many shells does the element Magnesium have in the electron cloud?
  • 4. How many electrons can be placed in the first shell (k)?
  • 5. How many protons does Boron contain?
  • 6. What subatomic particle determines an atoms identity?
A) nucleus
B) neutron
C) electron
D) proton
  • 7. How many neutrons does the element Sodium contain?
  • 8. What is the atomic mass of Potassium?(rounded)
  • 9. Where in the atom are protons and neutrons found?
A) nucleus
B) shells
C) not sure
D) electron cloud
  • 10. Which element has 8 valence electrons, 18 protons and 22 neutrons?
A) Titanium
B) Argon
C) Fluorine
D) Bromine
תלמידים שפתרו תרגול זה פתרו גם :
Chem: revision: can you "read" the periodic table?
Compounds, elements, and atoms test
Periodic table quiz- dec. 11 wednesday
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