Shell

Science / Chemistry / Shell: A set of electrons with the same principal quantum number. The number of electrons permitted in a shell is equal to 2n2. A shell contains n2 orbitals, and n subshells.

Other Words for Shell

Shell Noun Synonyms: cartridge, projectile, shot
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Valence Shell

Science / Chemistry / Valence Shell: The shell corresponding to the highest value of principal quantum number in the atom. The valence electrons in this shell are on average farther from the nucleus than other electrons; they are often d MORE

Subshell

Science / Chemistry / Subshell: A set of electrons with the same azimuthal quantum number. The number of electrons permitted in a subshell is equal to 2ell + 1. MORE

Fourier Shell Correlation (FSC)

Science / Spiders / Fourier Shell Correlation (FSC): same as Fourier ring correlation, except that values of the discrete Fourier transforms are compared within corresponding shells, instead of rings [van Heel, 1987b. MORE

Interstate Shellfish Sanitation Conference (ISSC)

Business / Agriculture / Interstate Shellfish Sanitation Conference (ISSC): The federal-state-industry cooperative body which manages the National Shellfish Sanitation Program. MORE

National Shellfish Sanitation Program (NSSP)

Business / Agriculture / National Shellfish Sanitation Program (NSSP): A program under which the federal Food and Drug Administration works cooperatively with the states, the Interstate Shellfish Sanitation Conference, and industry to assure the safety of molluscan shell MORE

Eggshell

Life Style / Painting / Eggshell: An interior paint that has a silk-like appearance. MORE

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