Question types

Start with

Question limit

of 32 available terms

Advertisement Upgrade to remove ads
Print test

5 Written questions

5 Matching questions

  1. free radical
  2. mass
  3. atomic number
  4. atomic mass (atomic weight)
  5. ionization
  1. a The amount of matter in any object; never changes.
  2. b An atom or group of atoms with an unpaired electron in the outermost shell; makes the atom unstable, highly reactive, and destructive to nearby molecules.
  3. c The number of protons in an atom.
  4. d The process of giving up or gaining electrons.
  5. e The average mass of all of an atom's naturally occurring isotopes.

5 Multiple choice questions

  1. Radioisotopes used to follow movements of certain substances through the body.
  2. The standardized unit of measurement for the mass of atoms and their subatomic particles.
  3. The sum of an atom's protons and neutrons.
  4. One or two letters of an element's name in English, Latin, or another language (ex. H for Hydrogen, Ne for Neon, or K for Potassium).
  5. Positively charged particles located within the nucleus of an atom.

5 True/False questions

  1. Calcium, Phosphorous, Sulfur, Potassium, Sodium, Chlorine, Magnesium, and IronThe four major elements in the human body.


  2. neutrons (n⁰)Uncharged (neutral) particles located within the nucleus of an atom.


  3. compoundA substance that contains atoms of two or more different elements.


  4. lesser elementsCalcium, Phosphorous, Potassium, Sulfur, Sodium, Chlorine, Magnesium, and Iron; make up about 3.6% of the body's mass.


  5. chemical elementsThe elements that make up the last .4% of the mass of the body.


Create Set