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Test Questions with Chemistry Images

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Grade 8 Atomic Structure
Kayla draws the image shown as part of her physical science homework.
Electron-Dot Diagram - Phosphorus
What did Kayla draw?
  1. Bohr model
  2. Lewis structure
  3. Molecular formula
  4. Structural formula
Grade 11 Atomic Structure
Which ion's configuration matches that of the noble gas whose electron-dot diagram is below?
Electron-Dot Diagram - Argon
  1. [math]"N"^"3-"[/math]
  2. [math]"Rb"^"+"[/math]
  3. [math]"Ca"^"2+"[/math]
  4. None of the above
Grade 11 Atomic Structure
What is true about the following element?
Electron-Dot Diagram - Aluminum
  1. It gains 3 valence electrons to form an ion.
  2. It loses 5 valence electrons to form an ion.
  3. It loses 3 valence electrons to form an ion.
  4. It gains 5 valence electrons to form an ion.
Grade 11 Atomic Structure
Given the number of valence electrons shown in the diagram, what can you conclude about this element?
Electron-Dot Diagram - Neon
  1. It is nonreactive.
  2. It only reacts with elements with 6 valence electrons.
  3. It is reactive with elements that have 1 valence electron.
  4. None of the above
Grade 8 Periodic Table and Elements
The diagram shows the electron-dot diagram of potassium. What does potassium do with electrons to become stable?
Electron-Dot Diagram - Potassium
  1. It gains 1 valence electron.
  2. It gains 2 valence electrons.
  3. It loses 1 valence electron.
  4. It loses 2 valence electrons.
Grade 8 Periodic Table and Elements
Grade 8 Atomic Structure
The diagram represents Rutherford's Gold Foil experiment. Which statement is a conclusion that came from this experiment?
Rutherford Atomic Model #1
  1. Electrons orbit the nucleus in rings at set distances.
  2. The nucleus of an atom is made of protons and neutrons.
  3. The probable location of electrons can be predicted using a cloud model.
  4. Most of an atom is empty space and its mass is concentrated in its center.
Grade 11 Atomic Structure
The electron-dot diagram below represents which of the following?
Electron-Dot Diagram - Sodium
  1. All of the electrons in sodium
  2. The valence electrons in sodium
  3. The electrons in the first energy level
  4. None of the above
Grade 9 Periodic Table and Elements
Grade 11 Atomic Structure
In which group would you place the element below?
Electron-Dot Diagram - Chlorine
  1. Group 1
  2. Group 7
  3. Group 17
  4. Group 18
Grade 10 Periodic Table and Elements
Which family is the following element in?
Electron-Dot Diagram - Calcium
  1. Noble gases
  2. Alkaline earth metals
  3. Alkali metals
  4. Halogens
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