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Chemistry Question Bank
Contributed by: Mansour
  • 1. On the right side of the table and don't react to anything
A) Noble Gases
B) Rare Earth Metals
C) Alkaloid Metals
D) Alkali Metals
  • 2. Atoms and molecules are always trying to get eight of these
A) Outside Electrons
B) Outside Alkaloids
C) Outside Neutrons
D) Outside Protons
  • 3. Atomic particles with no charge
A) Quarks
B) Electrons
C) Neutrons
D) Protons
  • 4. On the left side of the table and very reactive to water
A) Alkali Metals
B) Rare Earth Metals
C) Noble Gases
D) Transition Metals
  • 5. The number of each row on the periodic table that tells how many of these are in each atom. The maximum number an atom can have is seven.
A) Outside Electrons
B) Noble Gases
C) Shells
D) Valence Electrons
  • 6. Have a sour taste and a low number on the pH scale
A) Bases
B) Noble Gases
C) Acids
D) Alkali Metals
  • 7. When atoms and molecules change place during a reaction
A) Displacement Reaction
B) Decomposition Reaction
C) Synthesis Reaction
  • 8. When one molecule is broken down into two or more.
A) Displacement Reaction
B) Decomposition Reaction
C) Synthesis Reaction
  • 9. When two atoms or molecules combine into one
A) Synthesis Reaction
B) Decomposition Reaction
C) Displacement Reaction
  • 10. The whole number given to an element based on the number of protons it has
A) Quarks
B) Neutrons
C) Atomic Mass
D) Atomic Number
  • 11. Atomic particles with a negative charge
A) Electrons
B) Protons
C) Neutrons
D) Quarks
  • 12. Atomic particles with a positive charge
A) Neutrons
B) Quarks
C) Protons
D) Electrons
  • 13. Slippery and bitter tasting and they have a high pH Synthesis Reaction
A) Bases
B) Salts
C) Acids
D) Shells
  • 14. The decimal number that tells the mass of the neutrons and the protons
A) Atomic Number
B) Quarks
C) Electrons
D) Atomic Mass
  • 15. pH of Water
A) 3
B) 4
C) 7
D) 9
  • 16. pH of Battery Acid
A) 12
B) 14
C) 7
D) 1
  • 17. pH of a base
A) 3
B) 7
C) 5
D) 13
  • 18. pH of Orange Juice
A) 9
B) 13
C) 5
D) 1
  • 19. This noble gas has the symbol Rn. What is it's name?
A) Radon
B) Rubidium
C) Reintium
D) Ruthenium
  • 20. Neutrons in Magnesium (atomic #12).
A) 15
B) 12
C) 24
D) 10
  • 21. A reaction that releases heat.
A) fizzy
B) exothermic
C) bubbly
D) endothermic
  • 22. If I sprained an ankle and used an instant ice packet to put on my injury, what kind of reaction would be taking place inside the packet?
A) endothermic reaction
B) fizzy reaction
C) bubbly reaction
D) exothermic reaction
  • 23. If I use a gallium spoon to mix hot water, the gallium spoon will melt. When something changes from a solid to a liquid is an example of a...
A) exothermic reaction
B) chemical change
C) physical change
D) endothermic reaction
  • 24. Which of these is the most dense liquid?
A) Vegetable Oil
B) Water
C) Corn Syrup
D) Baby Oil
  • 25. Give an example of something that is a base that is not bleach.
  • 26. If I had an acidy stomach, which of the following would help it the most?
A) Vinegar
B) Baby Oil
C) Orange Juice
D) Milk of Magnesia
E) Water
  • 27. Look at the element Calcium (Ca) from the periodic table. Write down 1. The atomic number 2. The atomic mass 3. the number of protons 4. the number of shells 5. the number of outside electrons
  • 28. Look at the Tellurium (Te) element from the periodic table. Write down 1. The atomic number 2. The atomic mass 3. the number of protons 4. the number of shells 5. the number of outside electrons
  • 29. Which of the following causes a chemical reaction?
A) Baking Soda and Vinegar
B) Mixing Coke and Water
C) Liquid Water turning to Ice
D) Baking Soda and Water
E) Melting Gold
  • 30. This alkali metal is next to Barium on the periodic tble
A) Rubidium
B) Francium
C) Lithium
D) Cesium
E) Boron
  • 31. Give an example of something that is an acid, that is not orange juice.
  • 32. Mixing Sodium Hydroxide, Water, and Aluminum Foil will release this gas.
A) Hydrogen
B) Nitrogen
C) Helium
D) Carbon Dioxide
  • 33. When elements combine, they want to have this many electrons in their outer shell.
A) 2
B) 1
C) 9
D) 6
E) 8
  • 34. Why would you store alkali metals in a tube filled with argon gas?
  • 35. True or False: When you combine chemicals a reaction always happens.
A) True
B) False
  • 36. What type of reaction happened with Calcium Chloride and Baking Soda?
A) No Reaction
B) Exothermic
C) Endothermic
  • 37. What is the chemical formula for water?
A) HO
B) H3O
C) HO2
D) H2O
E) CO2
  • 38. _____ O2 + _____ H2 --> _____ H2O
A) 2 O2 + 1 H2 --> 1 H2O
B) 1 O2 + 2 H2 --> 2 H2O
C) 2 O2 + 2 H2 --> 2 H2O
D) 1 O2 + 1 H2 --> 1 H2O
  • 39. _____ S + _____ O2 --> _____ SO2
A) 2 S + 1 O2 --> 2 SO2
B) 2 S + 1 O2 --> 1 SO2
C) 3 S + 1 O2 --> 3 SO2
D) 1 S + 1 O2 --> 1 SO2
  • 40. _____ Ag2O --> _____ Ag + _____ O2
A) 2 Ag2O --> 4 Ag + 1 O2
B) 3 Ag2O --> 3 Ag + 1 O2
C) 4 Ag2O --> 1 Ag + 2 O2
D) 1 Ag2O --> 1 Ag + 1 O2
  • 41. _____ NaOH + _____ H3PO4 --> _____ Na2HPO4 + _____ H2O
A) 4 NaOH + 3 H3PO4 --> 3 Na2HPO4 + 1 H2O
B) 2 NaOH + 1 H3PO4 --> 1 Na2HPO4 + 2 H2O
C) 2 NaOH + 1 H3PO4 --> 1 Na2HPO4 + 1 H2O
D) 1 NaOH + 2 H3PO4 --> 2 Na2HPO4 + 1 H2O
  • 42. _____ N2 + _____ H2 --> _____ NH3
A) 3 N2 + 2 H2 --> 1 NH3
B) 2 N2 + 2 H2 --> 1 NH3
C) 1 N2 + 3 H2 --> 2 NH3
D) 1 N2 + 1 H2 --> 1 NH3
  • 43. Explain why this is a joke. "I was going to tell a joke about sodium, but Na."
  • 44. Gak (like we made in class) can be behave as a solid and a liquid. What is this called?
A) Noble
B) Colloid
C) Imprematur
D) Alkali
  • 45. When an element changes from a solid to a liquid, this is called the...
A) stasis point
B) boiling point
C) melting point
D) reaction point
  • 46. Why is a helium balloon safer than a hydrogen balloon?
  • 47. Which would give you a deeper voice if you inhaled a little and started speaking?
A) Argon
B) Oxygen
C) Hydrogen
D) Helium
  • 48. When an element changes from a liquid to gas this is called...
A) melting poin
B) boiling point
C) reaction point
D) stasis point
  • 49. Describe how the melting point of gallium (we watched two videos in class about it - metal in hand) compare to the melting point of aluminum?
  • 50. Mixing baking soda and vinegar and getting carbon dioxide is an example of a...
A) chemical change
B) physical change
C) melting point
D) boiling point
  • 51. Describe why dry ice "boils" when warm water is poured on it.
  • 52. Write the name of the first element on the periodic table.
  • 53. Look at the element Nitrogen (N) from the periodic table. Write down 1. The atomic number 2. The atomic mass 3. the number of protons 4. the number of shells 5. the number of outside electrons
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