( HKMWTHY. 



: . 



capable of distillation under reduced pneaure, aoon aa UM compound bai 



' 

 *,luiion* of hydiogen peroxide in a vacuum and M. Mniasan has been I 



abo in the open air opon the wal 



but wtih a loss of mort than 70 par oral, of the 



original amount of peroxide employed. More- 



il wa* found thai when In* 



lUllr' I. ' 



of Hi.,,,!,!,,. - f 



' ' 

 Hi * !! Of 



the form in which it us- 



panantagr may ba brought u ( 



without tne loss of any considerable quan 

 nation, but that a* the concert' 



latilteation 



of the peroxide Increasea at a vary rapid rate. 

 for tba great loss wa 



dteompOtiUon. but to actual volatilization of i - 

 n."'n: < 1 1 N -Ir- -. r, ,- rOtldl a; ptafla)| ' - 



stable at Itvt temperature of the water bath, an 

 aftejsjpl A- Mj5 la tfaUfl It U : r r- : . : 

 pressure, A -p- ommercial Inrdrogen 



peroxide concent nt. >ntained 80 par 



s subjected to a succession of 



fr, M | .-. |a4 .... ,!,:. , ,-:;. | AMflM 



bavin* a strength of 00 par cant The 



bfj :- :,-..: .- I ,. . r, -:r .5 wVUk 



ion to wet tba surface 

 itainin* vessel When ex nosed to thr 



.; at MM i ' 

 noun to diaa 



obtaining tha aj 

 purity. Tna poi 



run ia produotd by ibr Mdon of taa 



... p , ' . 



lain* nitrida of titanium (tba maUJ baring a 



markad affloit r for nitrocant nntaaalnai or audi- 







um. otyim. and rilkon. Tba mluctioo of va- 



M& MUMdl . -... f.r:.; - , 



naUdtotnaaatnnrtnai titanic acid might faV 

 deeompojad in tba Mma way. Tba mill of 

 tba eiparimant variad accord foy to tba hit maity 



f !.. ..r , . V. . .- ,.- 



unaebiaaof oalyafev 



powar, a ydlow mbatanea with a bronzy frac- 



toraeompoard 



nito and arvtalliMd carbide w alao ptmarad. 



Finally, by eubjecting a mixture of titanic 

 siaftamaJ B Mtfai f 

 a machine of from 100 to 100 born 



Tbia metal ia UM 



-;- - kkai kali ml 

 Tlie eiparimenU are rr- 

 tha acrfnature of hydro- 



ao Ur obtain^ by UM aid of UM alaetrie for- 

 nacr. It u more diAcult to torn than r* 



wpiodre propertica of the 

 nmdariTaUrfa. 



well . enU by I 



f Moacow. The arl 



luting 



aouantitr <>f nitrt>mrthaix it bather 



an.l treating tbe li<|uil with a >..hition of aodi- 



alcobol. when tba compound it pracipi- 



tetad. Prof. Zalinaky employs eantm 



aaroe pmcaai. aioept that he uara an alcoholic 



' mdinm ethylata aa a precipitating 



agent Being deairoos of obtaining the com- 



< , 



- 



bich the watch glaw support- 

 ing tbe substance waa palverixed and the water 

 bath seriously injured An explosion alwar* 

 according to Prof. Zelinskv. fmm tne 



ai>d charcoal was rtlartd ia 

 electrk furnace exposed to an arc 



:t n.a. bte f .".'' b r- j- . - . 



the product for a thickness of 1 or 



ws> ftued titanium : beneath tht* was a 



it ride, and under this UM bine 

 A catting waa prepared containing percent, of 

 carbon. Titanium prepared in tnia way bat a 

 lighter affinitv for nitrogen than tba powder re- 

 M.hmg from the action of an alkali metal on tbe 

 .nates. This pulrerijed titanium buma 

 in nitrogen at a temperature of 800* C. : to eonv 

 bines at the moment of lafMaiisanmn with oxy- 

 gen at a red heat. It does not decompose tbe 

 vapor of prater except at a 



Titanium 

 form an iodide, and 



, : :r \! ' 



other properties it 



contact of the drv aodinm compound with a mi- 

 ante quantity of water An a^i-tant placing 

 about 5 grains of the substance in a glass, tba 

 surface of which waa moist, tba explosion which 

 instantly .. .-.irrvd shattered every piece of ap- 

 paratus* upon the table, and all tbe gas flamaa In 



' .' .'.. , v .' 



pbaric ware caused. The aasirtant only sus- 

 tainnl a trifling injury. The potassium com- 

 V it prepared in a similar man- 

 ner to the sodium compound, and is still more 

 unstable, exploding at the ordinary temperature 

 shortly after its isolation. It wparates in well- 

 defined crratals upon the ., 

 um ethylate. The crystalline form, however, 

 aoon disappears, and upon rapid! v transferring 

 to a filter an explosion invariably occur* a* 



From 



m acetylene it U possible, as b abo 

 ViTien & Uwe^ to build up all tbe 

 oatfvoM tMtf CMI be vd for OHMM 



ibro. jo*tv6ibla 



is raj.i.ilT ami readily *ivartsjd into 

 a higher Umiiailin. napislbaliai ia 

 whUe >r the artioQ of aaawo 



acety Woe ethyteoe and ethane can be built up 

 Prom UM banaol we readily derive aniline and 



i k. _W I f !. ** r . - ^f -t i 



. '.A. maiTTu m cownng 



i n 



| 



asaw can ua raaojiy 



by cx>osecutiTely treating r 



and water, and from UM alcohol agate aa coor- 



MjBi * 



