I - : of thi< work \ve shall have occasion to ha\e 



recoi;r>e io ihe law of sith.stit ution for explaining many chemical 



] ill''!.' i HIS. 



\Ve \\ill intv, apply ihe-e conceptions to ammoni;! or nin-o^eii 

 hvdride iii order to see it- relation to ihc oxygen conqiounds of 

 nitr'>_ ... i' i- e\'idenl t!i;it maiiv su o^taisccs mav pi'oceed trom 

 ammonia. Nil . or a 1 iiieous ammonia , N I I ( ( ' ' I I ). from thcsulistitution 

 of tin i: hvdrou'en hv h vdroxvl, or of ||., hv OXVLTCII. A nd >uch i- the 



( 1 ) ( MI-- atom of II in X I I ., i- sult it utcd l.y ( < > I I ). and N H .,(( )I I ) i 

 ]>rodu<-t-d. Si;di ,-i su osta nci', still containing nutcli livdro^tMi. shoul 

 ha\i' ntany of the ]>ro[><Tt it-s of ammonia. li is known under tin 

 iiaiiif o] /</...' i/lii ni i" ,' ' ' ;iiid. in f;ii-t. it i- cajiaolc. lil<c ammonia 



'I i- i i i : i ul livtlroxyhuiiiiH' with liyili'nclilnric acid lu-,- thr c..i!i]ii,-it inn 

 Ml i i -.-... : - ' ; .. . ' , | ,,.,,,] 1,, ].,,_, i, i,, 



i-:ili.-.l,.:!i\ ' . in A-hicli ,-IIM- tin- liy.lr...L'i'!i lilu-i ; t'l i \^,>- liy.lim-iil. n- :.:! l.y 

 , . . i t r i i : u i i ] 



rll IK i 



-> tin- trir Mi-id i- (lc<.. sidiscil. nni dircctlv into nit rniri'ii. Inn into 



!:;.-. sM.-: N'l :'.]) H('l Nll,nC] iiml in numy i.llu-r I-M-.-S. Ac.-.'i'.linuT M 

 I ' . ' ire ctf :',() pail^ nt' ct hyl nitrjtc. I'JId n. ami Jll i.urt ^ nf ;i 



h\ IIP '-n -nlphiilc. the -i i!n! inn i< r\ a puiMti'd. ami a lar-jr aniMiint i >1 -ai- 



: . . - i-n mi ili.' !i\iln.\> 1- 



: ' . : i : i!\.-.| in anli\ ilr.ai- 



' : ' . : - ' , fl ilc. Inch |.n !. - an\ ain- 



ntii u. . \fti-r I-MIICI II!MII th.- 



' . 'i : I . , al li! i.'iU . 



A I i : I ,-,,', I i, ill of 



arid, Till Ill.-taiiri ! a KM -i,llll)l(' "t! UatiT like tin- 



Ill. : i nt"d I'MI- atiMili, r, I : . , , ; eete.l i luil liy 



i lie alkali 

 , eiivmn 



' ' : i".' ' : , , . ::,,,,,,! 



ill i . . :;\ll-o 



'.'II' II. . .. , ,,.!,, [,,,, |, v 



' I". I 



i ! h,.v\ laniine iii .I.MI, , u si. hi 



