PH/Related Articles

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A list of Citizendium articles, and planned articles, about PH.
See also changes related to PH, or pages that link to PH or to this page or whose text contains "PH".

Parent topics

  • Chemistry [r]: The science of matter, or of the electrical or electrostatical interactions of matter. [e]
  • Physical chemistry [r]: The application of physics to macroscopic, microscopic, atomic, subatomic, and particulate phenomena in chemical systems within the field of chemistry traditionally using the principles, practices and concepts of thermodynamics, quantum chemistry, statistical mechanics and kinetics. [e]
  • Charge [r]: Please do not use this term in your topic list, because there is no single article for it. Please substitute a more precise term. See Charge (disambiguation) for a list of available, more precise, topics. Please add a new usage if needed.
  • Ion [r]: An atom or molecule where the total number of electrons is not equal to the total number of protons, giving it a net positive or negative electrical charge. [e]
  • Acid [r]: A chemical that accepts electron pairs, but sometimes defined as proton (H+) or hydronium (H3O)+ ion donors. [e]
  • Base (chemistry) [r]: A molecule that can accept protons. [e]
  • Water [r]: A chemical compound with one oxygen and two hydrogen atoms (H20). It is often in a liquid form and makes up the bulk of the oceans, lakes, rivers and living organisms. [e]


  • Litmus paper [r]: A piece of filter paper loaded with litmus that can act as a pH indicator; is used to test for the acidity of an aqueous solution; figurative basis for litmus test in politics. [e]
  • PH meter [r]: An electronic instrument used to measure the acidity or alkalinity of a liquid in pH units. [e]

Other related topics