Question types

Start with

Question limit

of 27 available terms

Advertisement Upgrade to remove ads
Print test

5 Written questions

5 Matching questions

  1. Atomic Number
  2. Strong Nuclear Force
  3. Quark
  4. Cathode-ray-tube
  5. J J Thompson
  1. a smaller particles that make up protons and neutrons
  2. b 1897- Idea of a subatomic negatively charged particle (electron). Made Plum Pudding model of the atom.
  3. c a powerful force of attraction that binds protons and neutrons together in the nuleus
  4. d The number of protons in the nucleus of an atom.
  5. e evacuated glass tube in which a stream of electrons emitted by a cathode strikes a fluorescent material, causing it to glow(used to discover the electron)

5 Multiple choice questions

  1. atom of an element that has a number of neutrons different from that of other atoms of the same element
  2. atoms are balls of positively charged material with negative electrons scattered throught
  3. the law that states that mass cannot be created or destroyed in ordinary chemical and physical changes
  4. the amount of a substance that contains as many particles as there are atoms in exactly 12 g of carbon-12
  5. the smallest particle of an element that retains its identity in a chemical reaction

5 True/False questions

  1. Avogadro's numberThe number of protons in the nucleus of an atom.


  2. Gold Foil experimentthe mass in grams of 1 mol of a substance


  3. Scanning Tunneling Microscopes(STM)Uses a needle-like probe to measure differences in voltage caused by electrons that leak, or tunnel, from the surface of the object being viewed


  4. Ernest Rutherforda subatomic particle that has no charge and that is found in the nucleus of an atom


  5. Nucleusthe tiny, dense central portion of an atom, composed of protons and neutrons


Create Set