сақина

сақина

A closed loop of bonded atoms in a chemical structure, for example, benzene or cyclohexane.

0 0

Forbedre det

Legg til et bilde

Ordklasse: noun
Synonym(er):
Blossary:
Fagområde/Domene Chemistry
Category: Organic chemistry
Company: McGraw-Hill
Produkt:
Akronym-Forkortelse:

Legg til Min ordliste

Andre språk:

Relaterte termer

ішкі сақина

Machine tools; Bearings

The inner part of a bearing that fits on a shaft and contains the external raceway for the rolling elements. Sometimes the shaft is stationary and the housing rotates.

сыртқы сақина

Machine tools; Bearings

The outer part of a bearing that fits into the housing and contains the internal raceway for the rolling elements.

Сақина бауырластығы

Literature; Bestsellers

Is the first of three volumes of the epic novel The Lord of the Rings by the English author J. R. R. Tolkien. It takes place in the fictional universe Middle-earth. It was ...

сақина жүйесі

Chemistry; Organic chemistry

Arbitrary designation of certain compounds as closed, circular structures, as in the six-carbon benzene ring; common rings have four, five, and six members, either carbon or some ...

сақина изомеризмі

Chemistry; Organic chemistry

A type of geometrical isomerism in which bond lengths and bond angles prevent the existence of the trans structure if substituents are attached to alkenic carbons which are part ...

абиетин қышқылы

Chemistry; Organic chemistry

C 20 H 30 O 2 A tricyclic, crystalline acid obtained from rosin; used in making esters for plasticizers.

альфин катализаторы

Chemistry; Organic chemistry

A catalyst derived from reaction of an alkali alcoholate with an olefin halide; used to convert olefins (for example, ethylene, propylene, or butylenes) into polyolefin polymers.

бензотиазоль

Chemistry; Organic chemistry

C 6 H 4 SCHN A thiazole fused to a benzene ring; can be made by ring closure from o-amino thiophenols and acid chlorides; derivatives are important industrial products.

целлюлозалық

Chemistry; Organic chemistry

Any of the derivatives of cellulose, such as cellulose acetate.

3,5-диаминобензоқышқыл

Chemistry; Organic chemistry

C 7 H 8 N 2 O 2 Monohydrate crystals with a melting point of 228_C; soluble in organic solvents such as alcohol and benzene; used in the detection and determination of nitrites.