List of Chemistry words that start with “P”.
- Paramagnetism
- Parent atom
- Parent isotope
- Parent nuclide
- Partial pressure
- Particle
- Particulate
- Parts per million (ppm)
- Pascal (Pa)
- Pathogenic bacteria
- Pauli exclusion principle
- Pearlizer
- Peptide
- Percent composition
- Percent yield
- Percentage composition
- Period
- Periodic law
- Periodic table
- Periodic trend
- Periodicity
- Periplanar
- Peroxide
- Petroleum
- pH
- pH adjustment
- pH indicator
- pH meter
- Pharmacology
- Phase change
- Phase diagram
- Phase
- Phenolphthalein alkalinity
- Phenolphthalein
- Phentermine
- Phlogiston
- Phosphorescence
- Photoelectric effect
- Photon
- Photosynthesis
- Physical change
- Physical property
- Phytoplankton
- Phytoremediation
- Pi bond
- pKa
- pKb
- Planck
- Planck’s constant
- Plasma
- Pnictogen
- pOH
- Polar bond
- Polar molecule
- Polarizability
- Pollutant
- Polyatomic ion
- Polycarbonate
- Polymer
- Polynuclear aromatic hydrocarbon
- Polyprotic acid
- Porosity
- Positron
- Potable water
- Potential difference
- Potential energy
- PPB
- PPM
- Prechlorination
- Precipitant
- Precipitate
- Precipitation reaction
- Precision
- Precursor
- Preservative
- Pressure
- Pretreatment
- Primary standard
- Principal energy level
- Principal quantum number
- Product
- Proof
- Property
- Proportion
- Protecting group
- Protein
- Proton
- Protonated
- Protonation
- PSI
- Pure substance
- Putrefaction
