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Chemistry Vocab #4
Chemistry Vocab #76-100
Question | Answer |
---|---|
Condensation Temperature | The lowest temperature at which a substance may exist as a gas at atmospheric pressure. |
Constant | A magnitude that does not change in value. |
Constant, Equilibrium | The product of the concentrations of the substances produced at equilibrium divided by the product of the concentrations of the reactants. |
Constant Rate | The rate of a reaction, at a fixed temperature, in which the concentration of each reaction is one mole per liter. |
Control Red | A rod of neutron-absorbing material used in regulating the reaction in a nuclear reactor. |
Corrode | To disintegrate slowly; To waste away by chemical action, especially the action of an acid on a metal. |
Covalent Bonding | Bonding in which atoms share electrons. |
Critical Pressure | The pressure required to liquefy a gas at its critical temperature. |
Critical Size | The amount of radioactive material required to sustain a chain reaction. |
Critical Temperature | The highest temperature at which it is possible to liquefy a gas with any amount of pressure. |
Crystal | A homogeneous portion of a substance bonded by plane surfaces, making definite angles with each other, giving a regular geometric form. |
Crystal, Molecular | A crystal consisting of molecules arranged in a systematic order. |
Data | A group of facts or statistics. |
Decomposition Reaction | A chemical reaction in which a complex substance breaks down to form two or more simpler substances. |
Dehydration | The removal of oxygen and hydrogen atoms from a substance in the form of water. |
Deliquescence | The property of certain substances to take up water from the air to form a solution. |
Density | The mass per unit volume of a material. |
Detergent | A substance which removes dirt. |
Deuterium | The isotope of hydrogen having one proton and one neutron in the nucleus. |
Diatomic | Consisting of two atoms. |
Diffusion | The process of spreading out spontaneously to fill a space uniform 1g; the intermingling of the particles of substances. |
Dilute | Containing a relatively small amount of solute. |
Diprotic | Referring to an acid capable of donating two protons per molecule. |
Dispersion | A scattering, or state of being scattered. |
Distillation | The process of evaporation followed by condensation of the vapors in a separate vessel. |