- 1. Particle with a positive charge
A) proton
B) electron
C) neutron
- 2. Particle with a negative charge
A) neutron
B) electron
C) proton
- 3. Particle with no charge
A) electron
B) proton
C) neutron
- 4. The smallest unit of matter
A) oxygen
B) carbon
C) atom
D) cell
- 5. Mass is similar to____
A) length
B) temperature
C) weight
D) volume
- 6. The Periodic Table number that includes protons and neutrons
A) Chemical Symbol
B) Atomic Number
C) Atomic Mass
D) Electron Cloud
- 7. The particles that circle around the atom's nucleus
A) neutrons
B) electrons
C) protons
- 8. Protons and _______ are found in the atom's nucleus
A) neutrons
B) electrons
C) protons
- 9. The positive center of an atom is called the __
A) electron cloud
B) nucleus
C) atomic number
- 10. The negative area that is outside of an atom's nucleus
A) neutron cloud
B) electron cloud
C) atomic number
- 11. The Periodic Table is based on the elements' ____
A) protons
B) neutrons
C) electrons
- 12. These 2 particles will always equal each other in number
A) protons and electrons
B) protons and neutrons
C) electrons and neutrons
- 13. The Atomic Number shows the number of an element's__
A) protons
B) protons plus neutrons
C) atoms
- 14. The Periodic Table elements are organized from_____
A) heaviest to lightest
B) random to more random
C) lightest to heaviest
- 15. Most of the elements on the Periodic Table are___
A) non-metals
B) gases
C) metals
- 16. The lightest element on the Periodic Table is ___
A) hydrogen
B) helium
C) gold
- 17. Which of these has the most protons?
A) nitrogen
B) oxygen
C) carbon
- 18. Which of these has the most protons?
A) zinc
B) nickel
C) copper
- 20. Calcium's symbol is __
A) Ca
B) C
C) CA
- 21. Potassium's symbol is __
A) K
B) PO
C) P
- 22. Carbon's symbol is ___
A) Ca
B) CA
C) C
- 23. Which element has 11 protons?
A) Sodium
B) Chlorine
C) Nitrogen
- 24. Which element has 78 protons?
A) magnesium
B) platinum
C) arsenic
- 25. Which element has 17 electrons?
A) hydrogen
B) chlorine
C) oxygen
- 26. An atom's shells of electrons are also called ___
A) energy levels
B) cloud rings
C) the nucleus
- 27. The building blocks of matter are called__
A) atoms
B) electrons
C) cells
- 28. Anything that takes up space and has mass is called ___
A) cells
B) air
C) matter
- 29. True or False: Air is made of atoms
A) False
B) True
- 30. True or False: Your hair is made of atoms
A) False
B) True
- 31. True or False: Living things are NOT made of atoms
A) True
B) False
- 32. True or False: Water is NOT made of atoms
A) True
B) False
- 33. True or False: The 2nd letter of a chemical symbol can be capital
A) False
B) True
- 34. CO2 Carbon Dioxide is a(n) ___
A) neutron
B) compound
C) atom
A) compound
B) atom
C) neutron
A) neutron
B) atom
C) compound
- 37. Elements are made of ___
A) compounds
B) mixtures
C) atoms
- 38. Electrons are always__
A) neutral charged
B) positive
C) moving
- 39. The top number in an element's box
A) number of neutrons
B) atomic number
C) atomic mass
- 40. The bottom number in an element's box
A) atomic number
B) atomic mass
C) number of electrons
- 41. Many of the elements are named after their name in ___
A) German
B) Greek
C) Russian
- 42. A Bohr Model is a diagram of ___
A) water
B) carbon dioxide
C) an atom
D) a cell
- 43. Which element has an atomic mass of 4.0 ?
A) copper
B) helium
C) uranium
- 44. Which element has an atomic mass of 27.0 ?
A) neon
B) lithium
C) aluminum
- 45. Which element has an atomic mass of 14 ?
A) nitrogen
B) phosphorous
C) nickel
- 46. Which of these is the smallest, lightest particle?
A) proton
B) electron
C) neutron
- 47. Which word matches the definition "can not be cut or divided"?
A) atom
B) electron
C) proton
- 48. Which word matches the definition "only contains one type of atom"
A) electron
B) element
C) nucleus
- 49. Which elements conduct electricity the best?
A) gases
B) non-metals
C) metals
- 50. Most of the elements on the Periodic Table are __
A) gases
B) liquids
C) solids
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