chair form


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chair form

[′cher ‚fȯrm]
(physical chemistry)
A particular nonplanar conformation of a cyclic molecule with more than five atoms in the ring; for example, in the chair form of cyclohexane, the hydrogens are staggered and directed perpendicularly to the mean plane of the carbons (axial conformation, a) or equatorially to the center of the mean plane (equatorial conformation, e). Also known as chair conformation.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Majority of participant believed that a good chair form is important factor in influencing consumer to purchase the furniture.
Not only do the contours of the weight-bearing elements of the chair form a harmonious combination, so do its surfaces in which different materials flow together.
This year's crop included Iceberg, a bench of wood and aluminium sheeting by Zaha Hadid (502), which attempts to crystallize movements of soil and water in chair form, and Three-2, by jakob MacFarlane (504).
Chapter chair forms a roster to verify roster as current GNA members.
If the chair forms a committee to hear this motion than we would bring at least five privilege motions a day and these should be accepted as well,' he added while making it clear that no member of PTI, GDA or MQM-P would become part of the select committee.
The chair formed a select committee to examine the bill and present it later in the house for consideration.
In order to give condition survey report (CSR) about the state buildings, the chair formed regional committees including Regional Committee Karachi, headed by Samar Ali Khan, Architect; Regional Committee Lahore headed by Nayyar Ali Dada, Architect; Regional Committee Peshawar headed by Naeem Safi, Designer; Regional Committee Islamabad headed by Asma Rashid Khan, Director Foundation Art DVVY; and Regional Committee Quetta.