42 Dr. G. Gore. Chemico-Electric Relations of [Dec. 18. 



Table No. IT. — Temporary reversals occurred with Cd and Al in 

 solutions of 40, 160, and 200 grs. ; Sn and Fe in 40 and 160 ; Cu and 

 Ni in 20 ; Si and Cu in 160 ; and Pd and Pt in 160. 



Table No. III. — Temporary reversals occurred with In and Al in 

 solutions of 5, 10, and 20 grs. ; Al and Cd in 40; Tl and Al in 160 

 and 200 ; Fe and Sn in 1 and 160 ; Fe and Pb in 1 ; Fe and Co in 

 280 ; Fe and Pd in 10 ; Au and Pd in 280 ; Pd and Te in 80 and 200 ; 

 Au and Rh in 20 ; Ir and Au in 40, 120, and 160 ; Bi and Cu in 120 ; 

 Bi and Si in 160 and 200 ; and Ni and Ag in 240. 



The position of gallium in various columns of this table is indi- 

 cated by a * ; its position is immediately above the star. 



Table No. IV— Potassic Bromide Solutions at 100° F. 



urFJtlUS. 



























S,t 



1 



K 



o } 



1 



9A 





ou, 



120 



-LOU. 



90A 



9ilO 



980 



^90 



OOU, 



SOI. 



Mg 



Mg 



Mg 



Mg 



Mg 



Mg 



Mg 



Mg 



Mg 



Mg 



Mg 



Mg 



Mg 



Mg 



Zn 



Zn 



Zn 



Zn 



Zn 



Zn 



Zn 



Zn 



Zn 



Zn 



Zn 



Zn 



Zn 



Zn 



Tl 



Tl 



Tl 



Tl 



Cd 



Ccl 



Ccl 



Ccl 



Cd 



Cd 



Cd 



Cd 



Ccl 



Cd 



Ccl 



Cd 



Cd 



Cd 



Tl 



Tl 



Tl 



Tl 



Tl 



Tl 



Tl 



Tl 



Tl 



Tl 



In 



In 



In 



In 



In 



In 



Al 



Al 



Al 



Al 



Al 



Al 



AL 



Al 



Al 



Al 



Al 



Al 



Al 



Al 



In 



In 



In 



In 



In 



In 



In 



In 



Pb 



Pb 



Fe 



Sb 



Pb 



Pb 



Pb 



Pb 



Pb 



Pb 



Pb 



Pb 



Pb 



Pb 





Fe 



Pb 



Fe 



Fe 



Fe 



Sn 



Sn 



Sn 



Sn 



Sn 



Sn 



Sn 



Sn 



Fe 



Sn 



Sn 



Sn 



Sn 



Sn 



Fe 



Fe 



Fe 



Fe 



Fe 



Fe 



Fe 



Fe 



Co 



Co 



Co 



Co 



Co 



Co 



Co 



Co 



Co 



Co 



Co 



Cu 



Cu 



Cu 



Sb 



Sb 



Sb 



Sb 



Sb 



Sb 



Sb 



Cu 



Cu 



Cu 



Cu 



Co 



Co 



Go 



Si 



Si 



Si 



Si 



Si 



Si 



Cu 



Sb 



Sb 



Sb 



Sb 



Sb 



Sb 



Sb 



Bi 



Bi 



Bi 



Bi 



Bi 



Cu 



Si 



Si 



Si 



Si 



Si 



Si 



Si 



Si 



m 



Ni 



Cu 



Cu 



Cu 



Bi 



Bi 



Bi 



Bi 



Bi 



Bi 



Ag 



Bi 



Ag 



Te 



Cu 



Ni 



Ni 



Ni 



Ni 



Ni 



Ni 



Ni 



Ag 



Ag 



Bi 



Ag 



Bi 



Cu 



Te 



Ag 

 Hg 



Ag 



Ag 



Ag 



Ag 



Ag 



Ag 



Ni 



Ni 



Ni 



Ni 



Ni 



Ag 



Hg 



Hg 



Hg 



Hg 



Hg 



Hg 



Te 



Hg 



Hg 



Hg 



Hg 



Hg 



Hg 



Hg 



Ag 



Te 



Te 



Te 



Te 



Te 



Te 



Te 



Te 



Pd 



Pd 



Pd 



Ir 



Pd 



Pd 



Pd 



Pd 



Pd 



Pd 



Pd 



Pd 



Pd 



Pd 



Te 



Au 



Au 



Pd 



Ir 



Ir 



Ir 



Ir 



Au 



Ir 



Ir 



Au 



Au 



Au 



Au 



Te 



Te 



Pb 



Au 



Au 



Au 



Au 



Ir 



Au 



Au 



Pt 



Pt 



Ir 



Pt 



Pt 



Pt 



Au 



Eh 



Pt 



Eb 



Pt 



Eh 



Eh 



Pt 



Ir 



Ir 



Pt 



Ir 



Ir 



Ir 



Pt 



Pt 



Eh 



Pt 



Eh 



Pt 



Pt 



Eh 



Eh 



Eh 



Eh 



Eh 



Rh 



Eh 



C 



C 



C 



C 



C 



C 



C 



C 



C 



C 



C 



C 



C 



C 



Temporary reversals occurred with In and Al in solutions of 5, 10 r 

 20, 40, and 80 grs. ; In and Pb in 200 ; Fe and Sn in 20, 80, and 240 ; 

 Fe and Co in 1 ; Au and Pd in 80 ; Pd and Te in 120 and 280 ; Au 

 and Rh in 5 ; Ir and Au in 120 ; Ir and Pt in 200 ; Ni and Bi in 200 ; 

 Co and Cu in 240 ; Ag and Si in 320, and in the saturated solution. 



Tablf! No. V. — Temporary reversals occurred with Co and Fe in 

 solutions of 5, 10, 20, and 160 grs. ; Ni and Si in 240, 320, 360, and 

 500 ; Ni and Pd in 800, 1,000, and saturated solution ; In and Fe in 

 240 and 320 ; Sb and Ag in 40 and 200 ; Sb and Hg in 160 ; Cu and 



