chemistry definitions
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| The capacity for doing work; it exsists in several forms including chemical, nuclear, electrical, radiant, mechanical, and thermal energies. | show 🗑
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| show | Calorie
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| show | Heat Capacity
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| show | Endothermic Process
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| The measurement of heat changes for physical and chemical processes. | show 🗑
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| show | Partial pressure
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| show | Heat(q)
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| The SI unit of energy; 4.184 j = 1 calorie | show 🗑
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| show | Specific Heat capacity
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| A heat-dissipating process | show 🗑
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| show | diffusion
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| show | Energy
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| show | Calorie
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| The quantity of heat required to change an objects temperature by exactly 1 degree celcius. | show 🗑
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| show | Endothermic Process
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| show | Calorimetry
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| The pressure exerted by each gas in a gaseous mixture. | show 🗑
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| show | Heat(q)
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| show | joule
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| The quantity of heat, in joules or calories, required to raise the temperature of 1 gram of a substance 1 degree celcius | show 🗑
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| A heat-dissipating process | show 🗑
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| show | diffusion
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| Equal volumes of gasses at the same temperature and pressure contain equal number of particles. | show 🗑
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| show | Dalton's Law of Partial Pressure
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| The heighth of a wave from the origin to the crest | show 🗑
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| show | Electron configuration
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| show | Electromagnetic radiation
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| The number of wave cycles that pass a given point per unit of time; There is a inverse relationship between the frequency and wavelength of a wave. | show 🗑
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| show | Atomic emission spectrum
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| show | energy level
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| The lowest energy level occupied by an electron when an atom is in its most stable energy state. | show 🗑
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| The distance between to adjacent crests of a wave. | show 🗑
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| show | Hertz
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| A quantum of light; a discrete bundle of electromagnetic energy that behaves as a particle. | show 🗑
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| one-half the distance between the nuclei in a molecule consisting of identical atoms | show 🗑
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| The tendancy for an atom to attract electrons to itself when it is chemically combined with another element. | show 🗑
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| A vertical column of elements in the periodic table; the constituent elements of a group having similar chemical and physical properties | show 🗑
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| show | Photoelectric effect
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| The amount of energy needed to move an electron from its present energy level to the next higher one | show 🗑
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| show | Ionization energy
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| A horizontal row of elements in the periodic table. | show 🗑
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| Electrons enter orbitals of lowest energy first | show 🗑
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| show | de Broglie's Equations
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| show | Heisenberg uncertainty principle
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| When electrons occupy orbitals of equal energy, 1 electron enters each orbital until all orbitals contain 1 electron with their spins parallel. | show 🗑
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| show | Pauli exclusion principle
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| show | Periodic Law
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| show | Hybridization
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| show | Anion
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| A molecule, like water, in which one or more atoms is slightly negative and one or more is slightly positive, unless molecular geometry causes the polarities to cancel each other out. | show 🗑
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| show | Unshared pair
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| show | VSEPR theory
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| The weakest kind of intermolecular attraction; this attraction is thought to be caused by the motion of electrons. | show 🗑
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| show | Electron dot structure
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| show | Octet rule
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| show | Cation
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| show | Structural formula
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| an electron in the highest occupied energy level of an atom. | show 🗑
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| show | van der Walls force
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| show | Hydrogen bond
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| An inward force that tends to minimize the surface area of a liquid; it causes the surface to behave as if it were a thin skin. | show 🗑
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| show | Aqueous Solutions
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| show | Solute
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| show | Surfactant
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| show | Solvent
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| show | Electrolyte
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| show | Nonelectrolyte
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| show | Colloids
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| show | Brownian motion
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| show | Effloresce
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| show | Saturated solution
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| show | Miscible
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| At a given temperature the solubility of a gas in a liquid is directly proportional to the pressure of the gas above the liquid. | show 🗑
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| The concentration of solute in a solution expressed as the number of moles of solute dissolved in 1 liter of solution. | show 🗑
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| show | Suspensions
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| Scattering of light by particles in a colloid or suspension, which causes a beam of light to become visible. | show 🗑
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| show | Emulsion
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| A term describing salts and other compounds that remove moisture from the air. | show 🗑
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| A term describing a substance that removes sufficient water from the air to form a solution; The solution formed has a lower vapor pressure than that of the water in the air. | show 🗑
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| Describes liquids that are in soluble in one another; oil and water are immiscible. | show 🗑
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| A solution that contains more solute than it can theoretically hold at a given temperature; excess solute precipitates if a seed crystal is added. | show 🗑
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| show | Acid
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| show | Buffer
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| show | Hydronium ion
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| show | Titration
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| A compound that produces hydroxide ions in soultion, is a hydrogen-ion acceptor, or an electron-pair donor. | show 🗑
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| a number used to denote the hydrogen-ion concentration, or acidity, of a solution; it is the negative logarithm of the hydrogen-ion concentration of a solution. | show 🗑
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| The negative ion formed when a water molecule loses a hydrogen ion. | show 🗑
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| An organic compound that contains only carbon and hydrogen. | show 🗑
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| show | Polymer
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| show | Alcohol
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| show | Aromatic compound
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| show | Enzyme
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| A polymer of the ribonucleotides (RNA) or deoxyribonucleotides (DNA) found primarily in cell nuclei; Nucleic acids play an important role in the transmission of hereditary characteristics, protein synthesis, and the control of cell activities. | show 🗑
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| Any peptide with more than 100 amino acids. | show 🗑
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| show | Saturated compounds
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| The control process by which hydrocarbons are broken down or rearranged into smaller, more useful molecules. | show 🗑
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| A simple molecule that repeatedly | show 🗑
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| show | Amino acid
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| The name given to monomers and polymers of aldehydes and ketones that have numerous hydroxyl groups; Sugars and starches are carbohydrates. | show 🗑
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| A member of a large class of relatively water-insoluable inorganic compounds; Fats, oils, and waxes are lipids. | show 🗑
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| One of the monomers that make up DNA and RNA; It consists of nitrogen-containing base ( a purine or pyrimidine), a sugar ( ribose or deoxyribose), and a phosphate group. | show 🗑
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| The process used to make soap; it involves the hydrolysis of fats or oils by a hot aqueous alkali-metal hydroxide. | show 🗑
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| An organic compound with one or more double or triple carbon-carbon bonds. | show 🗑
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Created by:
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