structural formula

(redirected from constitutional formula)
Also found in: Dictionary, Thesaurus, Medical.

structural formula:

see formulaformula,
in chemistry, an expression showing the chemical composition of a compound. Formulas of compounds are used in writing the equations (see chemical equations) that represent chemical reactions. Compounds are combinations in fixed proportions of the chemical elements.
..... Click the link for more information.

Structural Formula


in chemistry, a means of representing the structure of chemical compounds. Structural formulas reflect the relative position of atoms in molecules and the type of bonds between these atoms. Letters designate the elements, and lines the bonds. In some cases, the formulas include the signs of the total or partial charges on the atoms, and induced and mesomeric electron shifts are indicated by straight and curved arrows.

structural formula

[′strək·chə·rəl ′fȯr·myə·lə]
A system of notation used for organic compounds in which the exact structure, if it is known, is given in schematic representation.
References in periodicals archive ?
BEIRUT: Kataeb Party leader Sami Gemayel expressed his frustration at the current constitutional formula Sunday, and called for the transformation of Lebanon into a federal state.
3) radio that "the election of the President of the Republic is not just a technicality related to securing quorum, but to the respect of the constitutional formula for the first time since the Taif agreement.
Summary: Finance Minister Ali Hassan Khalil said Wednesday it was imperative to remove all obstacles before the endorsement of the draft budget, and that he had a constitutional formula to do so.
The five opposition MPs will include MPs from Hizbullah, Amal and Aoun's bloc," Murr said, adding that this new constitutional formula would be reviewed Tuesday before the electoral session convenes.

Full browser ?