Ti or Zr or Hf or Th; oxides of La or of Ce or of Th in neat (no solvent) reduction of BaO2 with Ti or Zr or Hf or Th dild. with oxides of La or of Ce or of Th;;
参考文献
Gmelin Handbook: Ba: SVol., 10, page 169 - 172
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N. V. Philips'Gloeilampenfabrieken
Patent: FR820332 , 1937 ;
C. I, 1938 , p. 2604
byproducts: Al2O3; ignition by glowing platinum wire; 60percent Ba (possible reversible reaction);
参考文献
Stansfield, E.
Mem. Proc. - Manchester Lit. Philos. Soc., 1901 , vol. 46, # 4 p. 0
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Gmelin Handbook: Ba: MVol., 2.1, page 32 - 37
barium dihydroxide in not given byproducts: BaCO3; shaking of a ClO2-soln. with an excess of BaO2 until soln. is color- and odorless; pptn. of BaCO3; introduction of ClO2 into the soln. until permanent yellow coloration of the soln.; reaction of formed Ba(ClO2)2 with equivalent amount of Na2SO4 at b.p.;; soln. free of chlorate;;
in water byproducts: BaSO4, O2; BaO2, I2 and water mixed; equal amount of iodine added and SO2 passed until decoloration of soln.;; HI distilled, SO2-containing first running rejected; HI-soln. contains sulfur compounds;;
参考文献
Kassner, G.
Apoth. Ztg., 1909 , vol. 24, p. 562 - 562
