click below
click below
Normal Size Small Size show me how
Chemistry-11th grade
Chemistry Vocab
Question | Answer |
---|---|
Atom | The smallest particle of an element that retains all the properties of that element; is electrically neutral, spherically shaped, and composed of electrons, protons, and neutrons. |
Isotope | Atoms of the same element with the same number of protons but different numbers of neutrons. |
Radioactivity | The process in which some substances spontaneously emit radiation. |
Neutron | A neutral subatomic particle in an atom's nucleus that has a mass nearly equal to that of a proton. |
Wave-length | The shortest distance between equivalent points on a continuous wave; is usually expessed in meters, cantimeters, or nanometers. |
Quantom | The minimum amount of energy that can be gained or lost by an atom. |
Photon | A particle of electromagnetic radiation with no mass that carries a quantum of energy. |