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Eleventh Grade (Grade 11) Atomic Structure Questions

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Grade 11 Atomic Structure
The atomic mass of an atom is
  1. the total number of protons plus neutrons
  2. the total number of protons
  3. the total number of neutrons
  4. the total number of protons plus electrons
Grade 11 Atomic Structure
Which ion has a configuration that matches the configuration of the noble gas, whose electron-dot diagram is shown 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

This question is a part of a group with common instructions. View group »

Which of the following is the correct electron configuration for an atom of chlorine?
  1. [Ar][math]4s^2 3d^10 4p^4[/math]
  2. [Ne][math]3s^2 3p^6[/math]
  3. [Ne][math]3s^2 3p^5[/math]
  4. [Ne][math]3s^2 3p^4[/math]
Grade 11 Atomic Structure
What is a cation?
  1. negative charged ions
  2. a cat and an ion
  3. positive charged ions
Grade 11 Atomic Structure
Which of the following is the correct full electron configuration for an atom of zinc?
  1. [math]1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^8[/math]
  2. [math]1s^2 2s^2 3s^2 4s^2 2p^6 3p^6 3d^10[/math]
  3. [math]1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10[/math]
  4. [math]1s^2 2s^2 2p^5 3s^2 3p^6 4s^2 3d^10 4p^1[/math]
Grade 11 Atomic Structure
Grade 11 Atomic Structure
Grade 11 Atomic Structure
Which of the following correctly lists the scientists in chronological order of their contributions to the atomic model?
  1. Democritus, Rutherford, Chadwick, Heisenberg
  2. Chadwick, Bohr, Dalton, deBroglie, Thomson
  3. Bohr, Democritus, Chadwick, Thomson
  4. Thomson, Rutherford, deBroglie, Democritus
Grade 11 Atomic Structure
Grade 11 Atomic Structure
Which of these describes an electron?
  1. has no charge
  2. is not present in the atom's energy shells
  3. is a single positive charge
  4. is a single negative charge
  5. is found in the nucleus of the atom
Grade 11 Atomic Structure
Grade 11 Atomic Structure
Grade 11 Atomic Structure

This question is a part of a group with common instructions. View group »

What did JJ Thomson discover?
  1. Protons
  2. Neutrons
  3. Electrons
  4. Quarks
Grade 11 Atomic Structure
Grade 11 Atomic Structure
Which scientist, using the gold-foil experiment, isolated the nucleus in 1911?
  1. J. J. Thomson
  2. Robert Millikan
  3. Niels Bohr
  4. Ernest Rutherford
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
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