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