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Mrs.Irving's Bio

Chapter 3 Terms Part 2

neutron a subatomic particle in the nucleus that has no charge
ionic bond a type of bond in which ions are held together by the strong attraction of opposite charges
base a substance that can accept a proton (H+) or donate an electron pair
hydrogen bond a weak electrical attraction between a slight positive charge on a hydrogen atom and a slight negative charge on another.
buffer can receive small amounts of either an acid or a base without changing in pH
pH a measurement of a substance's hydrogen ion concentration
diversity things that are not the same
isotope an atom with the same number of protons, but a different number of neutrons
electron cloud the space electrons occupy in an atom
organization the different levels of living things
bacteria the simplest single cells that carry out basic life activities
molecule contains two elements
Created by: romperroomqueen