calcium carbide


Also found in: Thesaurus, Medical, Acronyms, Encyclopedia, Wikipedia.

calcium carbide

n.
A grayish-black crystalline compound, CaC2, obtained by heating pulverized limestone or quicklime with carbon and used to generate acetylene gas, as a dehydrating agent, and in the manufacture of graphite and hydrogen.

calcium carbide

n
(Elements & Compounds) a grey salt of calcium used in the production of acetylene (by its reaction with water) and calcium cyanamide. Formula: CaC2. Sometimes shortened to: carbide

cal′cium car′bide


n.
a grayish black powder, CaC2, used chiefly to generate acetylene by decomposing it in water.
[1885–90]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.calcium carbide - a grey salt of calcium (CaC) used in making acetylene
binary compound - chemical compound composed of only two elements
carbide - a binary compound of carbon with a more electropositive element
Translations
carburo di calcio
炭化カルシウム
References in periodicals archive ?
The use of calcium carbide has been stopped in developed countries and even completely banned in India.
Calcium carbide was coated with paint, wax, paraffin and gelatin by following the method as described by Mahmood et al.
Strength Development in Silty Clay Stabilized with Calcium Carbide Residue and Fly Ash, Soils and Foundations, 53(4), 2013, pp.
Recently, use of solid coated calcium carbide (CaC2) has emerged as aneffective soil amendment which upon its reaction with soil moisture produces acetylene (C2H2) gas which can prolong the availability of NH4+ and NO3- in soil which is otherwise very low due to various losses of these ions (Walter et al.
The explosion was also caused by the interaction of calcium carbide with other substances.
Responding to the earlier notice of the High Court, the Telangana government submitted a report saying that it had raided four fruit markets in Hyderabad and seized a large quantity of Calcium Carbide.
Chemical safety experts said calcium carbide reacts with water to create acetylene, a highly explosive gas.
Ripened artificially with calcium carbide, these mangoes put you at the risk of headache, dizziness, sleep disorders and even memory loss.
The first five articles, all written at the Nigerian University of Agriculture, evaluate groundnut shell ash stabilized reclaimed asphalt pavement as a highway pavement material, the properties of lateritic soil blended with glass cullet, and soil modified with calcium carbide waste.
It is therefore no longer necessary to buy in additional desulphurisation agents such as high-grade burnt lime, calcium carbide or magnesium separately.
Hong Kong, May 30, 2013 - (ACN Newswire) - China Zenith Chemical Group Limited ("China Zenith" or the "Group", stock code: 362) announces that the Group plans to relocate its calcium carbide production facility in Mudanjiang, in southeastern Heilongjiang Province of China to Heihe, and subsequently sell and redevelop the vacant land in order to realise the intrinsic value of the land resource.
cultivars to ethylene releasing compound calcium carbide (CaC2), a pot trial was conducted.