614 
MESSRS. T. E. THORPE AND J. W. RODGER ON THE RELATIONS 
Corresponding Compounds. 
Iodide. 
Bromide. 
Chloride. 
Acid. 
Alcohol. 
,jcP. 
Diff. 
7jd\ 
Diff. 
7,dK 
Diff. 
ijd?. 
Diff. 
■>]d?. 
Methyl 
256 
35 
221 
116 
140 
Ethyl .... 
318 
63 
2.55 
, , 
72 
246 
43 
275 
Propyl 
377 
62 
315 
64 
251 
103 
274 
1 
376 
Butyl .... 
• • 
334 
410 
Isopropyl . 
389 
63 
326 
68 
258 
- 15 
404 
Isobutyl . 
435 
69 
376 
58 
318 
101 
3.34 
- 26 
461 
Allyl .... 
347 
62 
285 
63 
222 
• • 
• • 
70 
277 
Ethylene . 
501 
(75) 
360 
Normal Propyl and Allyl Compounds, 
Normal Proj^yl. 
Difference. 
Allyl. 
,]d\ 
Hydi’ocarbons. 
285 
(22) 
242 
Iodides . 
377 
30 
347 
Bromides. 
315 
30 
285 
Chlorides. 
251 
29 
222 
Alcohols. 
376 
99 
to 
Ethylene and Acetylene bromides. 
Ethylene. 
Difference. 
Acetylene. 
Bromides. 
501 
98 
403 
