Sublimation is the transition of a substance directly from the solid to the gas state, without passing through the intermediate liquid state. The verb form of sublimation is sublime, or less preferabl
Dark green crystals of nickelocene, sublimed and freshly deposited on a cold finger
Dry ice subliming in air
Experimental set up for the sublimation reaction of naphthalene, solid naphthalene sublimes and form the crystal-like structure at the bottom of the watch glass
Solid compound of naphthalene sublimed to form a crystal-like structure on the cool surface
Cold finger
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A cold finger is a piece of laboratory equipment that is used to generate a localized cold surface. It is named for its resemblance to a finger and is a type of cold trap. The device usually consists
A cold finger which includes a vacuum outlet.
Camphor being sublimed. The crude product in the bottom is dark brown; the white purified product on the bottom of the cold finger above is hard to see against the light background.
Dark green crystals of nickelocene, freshly sublimed on a cold finger.