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Atoms, the Periodic table, and more Test

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5 Written Questions

5 Matching Questions

  1. Neon
  2. Niels Bohr
  3. Potassium
  4. Oxygen
  5. Electron Shells/Clouds
  1. a K
  2. b Ne
  3. c O
  4. d proposed set orbits for electrons
  5. e Energy levels, starts with K shell. Goes K, L, M, etc. K can hold 2, L-8, M-18.

5 Multiple Choice Questions

  1. Atoms of the same kinda of matter with different numbers of neutrons
  2. Mg
  3. S
  4. proposed the idea of atoms
  5. discovers the positive charged nucleus

5 True/False Questions

  1. BerylliumBe

          

  2. A Neutrons charge?Neutral

          

  3. HydrogenN

          

  4. Atomic MassCreated by Dalton- states that all matter is composed of tiny particles called atoms. a) each element is made of atoms b) all atoms of a given element are identical c) atoms of diff. elements have diff properties (mass, chem. reactivity) d) atoms are not changed by chem. reactions but rearranged into diff. compounds e) compounds are formed when atoms of more than one element combine f) A compound is defined by the number, type (element), and proportion of the constituent atoms

          

  5. Bohr's model(a) similar to Rutherford (b) Electrons travel in a set path of levels (c) Distinct steps between levels (d) Described Electrons as moving around the nucleus in fixed units

          

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