Question types

Start with

Question limit

of 34 available terms

Advertisement Upgrade to remove ads
Print test

5 Written questions

5 Matching questions

  1. A nuclear particle taht has about the same mass as a proton but with no electrical charge is called a(n)
  2. as the atomic masses of the elements in the periodic table increase, th number of atoms in a mole of each element
  3. Which part of an atom has a mass approximately equal to 1/2000 of the mass of a common hydrogen atom?
  4. Who first propsed an atomic theory based on scientific knoledge
  5. The number of atoms in a mole of any pure substance is called
  1. a remains the same
  2. b Avogadro's number
  3. c John Dalton
  4. d nucleus
  5. e neutron

5 Multiple choice questions

  1. of each element are identical in size, mass, and other properties
  2. total number of protons and neutrons
  3. 30
  4. contains nearly all of the atom's volume
  5. all atoms contain electrons

5 True/False questions

  1. The mass of a neutron isThomson


  2. an atom is electricaly neutral becausethe number of protons and electrons are equal


  3. In a cathode tube, electrical current passes from on electrode, the ____, to the opositely charged electrodecathode


  4. Most of the volume of an ato is occupied by theelectron cloud


  5. The atomic number of an atom is defined as itstotal number of protons and neutrons


Create Set