Question types

Start with

Question limit

of 34 available terms

Advertisement Upgrade to remove ads
Print test

5 Written questions

5 Matching questions

  1. The electron was descovered by
  2. An atom's density is based upon its
  3. In the gold foil experiment, most of the particles fired at the foil
  4. as the atomic masses of the elements in the periodic table increase, th number of atoms in a mole of each element
  5. After measuing the ratio of the charge of a cathode ray particle to its mass, Thomson concluded that the particles
  1. a had a very small mass
  2. b passed through the foil
  3. c Thomson
  4. d number of protons
  5. e remains the same

5 Multiple choice questions

  1. neutron
  2. amu
  3. law of multiple proportions.
  4. the number of protons and electrons are equal
  5. of each element are identical in size, mass, and other properties

5 True/False questions

  1. Which part of an atom has a mass approximately equal to 1/2000 of the mass of a common hydrogen atom?nucleus


  2. Who first propsed an atomic theory based on scientific knoledgeJohn Dalton


  3. The nucleus of an atom has all of the following characteristics except that itcontains nearly all of the atom's volume


  4. An atom is defined as the smallest part of an element thatthe number of protons and electrons are equal


  5. Isotopes of an element contain different numbers ofmasses


Create Set