Search results
Results from the WOW.Com Content Network
Such solutions are acidic as this cation can act as a proton donor, progressively hydrolysing to [Al(H 2 O) 5 (OH)] 2+, [Al(H 2 O) 4 (OH) 2] +, and so on. As pH increases these mononuclear species begin to aggregate together by the formation of hydroxide bridges, [2] forming many oligomeric ions, such as the Keggin ion [Al 13 O 4 (OH) 24 (H 2 O ...
the data allow the calculation of heat of formation for isomers. For example, the pentanes: n-pentane = 2P + 3S = -35 (exp. -35 kcal/mol) isopentane = 3P + S + T + 1 gauche correction = -36.6 (exp. -36.7 kcal/mol) neopentane = 4P + Q = 40.1 (exp. 40.1 kcal/mol) The group additivities for alkenes are: Cd-(H2) +6.27; Cd-(C)(D) +8.55; Cd-(C)2 +10.19
Aluminium hydride (also known as alane and alumane) refers to a collection of inorganic compounds with the formula Al H 3. As a gas, alane is a planar molecule. As a gas, alane is a planar molecule. When generated in ether solutions, it exists as an ether adduct.
Formation of tetrahedral aluminium. [Al 6 (t Bu) 6] •-cluster, as synthesized by Linti et al. [6] This is the first octahedral aluminium cluster synthesized. This method of cluster formation created the only known incidence of an octahedral aluminium cluster, [Al 6 (tBu) 6] −, which was formed by reaction between AlCl and t BuLi. [6]
Instead the formula that would fit some of the Bonales data is k ≈ 2.0526 - 0.0176TC and not k = -0.0176 + 2.0526T as they say on page S615 and also the values they posted for Alexiades and Solomon do not fit the other formula that they posted on table 1 on page S611 and the formula that would fit over there is k = 2.18 - 0.01365TC and not k ...
This Table, reports the three main Miedema parameters for the elements of the Periodic table for whom the model is applicable. These are original parameters [13] which are after page 24 of the book after F.R. De Boer, R. Boom, W.C.M. Mattens, A.R. Miedema and A.K. Niessen Cohesion in Metals. Transition Metal Alloys (1988), [14]
Trimethylaluminium is one of the simplest examples of an organoaluminium compound. Despite its name it has the formula Al 2 (CH 3) 6 (abbreviated as Al 2 Me 6 or TMA), as it exists as a dimer. This colorless liquid is pyrophoric. It is an industrially important compound, closely related to triethylaluminium. [3] [4]
Hydroxyaluminium(I), also known as Aluminium(I) hydroxide, is an inorganic chemical with molecular formula AlOH. It consists of aluminium in the +1 oxidation state paired with a single hydroxide . It has been detected as a molecular substance in the envelope of an oxygen -rich red supergiant star , a place where substances containing metals or ...