Quarterly Journal of the Chemical Society of London |
From inside the book
Results 1-3 of 82
Page 148
... bonds ( Al - X ) and co - ordinate Ak ( IX . ) + links ( Al - X ) . For the chloride , bromide , and iodide they are 2.21 ± 0.04 , 2.33 ± 0.04 , and 2.58 0.04 A. , in good agreement with the sums of the tetrahedral single - bond radius ...
... bonds ( Al - X ) and co - ordinate Ak ( IX . ) + links ( Al - X ) . For the chloride , bromide , and iodide they are 2.21 ± 0.04 , 2.33 ± 0.04 , and 2.58 0.04 A. , in good agreement with the sums of the tetrahedral single - bond radius ...
Page 157
... bond , and others of 127.5 and 138 for that of the PO bonds . These are 1-42 and 1 · 76—1.91 times the respective calculated heats of forming the single S - O ( 72 · 4 kg . - cals . ) and P - O ( 72 ∙ 1 ) links . The former value may ...
... bond , and others of 127.5 and 138 for that of the PO bonds . These are 1-42 and 1 · 76—1.91 times the respective calculated heats of forming the single S - O ( 72 · 4 kg . - cals . ) and P - O ( 72 ∙ 1 ) links . The former value may ...
Page 253
... bonds a correction of 0 · 02 a . is applied for each triple bond , to allow for a small postulated contraction in the covalent radius . When we wish to make quantitative predictions of the bond lengths in such systems , more accurate ...
... bonds a correction of 0 · 02 a . is applied for each triple bond , to allow for a small postulated contraction in the covalent radius . When we wish to make quantitative predictions of the bond lengths in such systems , more accurate ...
Contents
An Investigation of the Occurrence of the Coordinate or Dative Link by Electric Dipolemoment | 38 |
Electrolytic Dissociation Processes Part IV The Ionisation of a CarbonHalogen Bond | 129 |
By J SHERIDAN | 133 |
14 other sections not shown
Other editions - View all
Common terms and phrases
4-benzthiazine absorption acetic anhydride acetone acetyl acetylene added addition adsorbed alkali Amer ammonia aqueous atoms benzene boiling bond Calc carbinol carbon catalyst CH₂ Chem chloroform colourless needles compound concentrated condensation cooling crystallised from alcohol crystals cyclisation D.Sc decomp derivative described dilute dissolved distilled dried ester ethanol ether ethylene evaporated EXPERIMENTAL extracted filtered filtrate formation formed Found fraction gave give heated hydrocarbons hydrochloric acid hydrogen bromide hydrogen chloride hydrolysis iodide isolated ketone light petroleum liquid methiodide method methyl alcohol mixed m. p. mixture molecule nickel nitric nitrogen obtained optically oxide oxychloride phosphate phosphorus picrate potassium potassium hydroxide precipitate prepared pressure prisms pyridine reaction reduced refluxed requires residue ring room temperature salt saturated separated sodium carbonate sodium hydroxide solid soluble solution solvent structure substance sulphate sulphuric acid vacuum washed yellow needles yield zinc