Identification of 5 Zn
4,
with
65 on was isolated in Chemical analysis (Fig. 1.) and identified
.
.
;
Chemical Separation of 4n
.
Fig, 1.
the gama~ray analysis. -
ate
t
4
m
(Feet, Sré*, Catt, Zne*, Na®)
10g. carrier 50mg
Ash
HCL (a little excess)
Group
P
F
P
I.
(
(200cpm
(©5Zn 3050cpm)
OH
Neutralized with NH;
Adjusted to 0,3N act sol, with HCi
pm)
pa
f
1
EF
P
Made acidic sol. with 6N HCl
Group II. (LO00cpm)
HS
conc, HNO3(Fe*"> Fe 27)
3N CH3COONHs,
3N CH3COOH
Group
IIT,
3N NH,C1
(80cpm)
éN NH, OH
P
(180cpm)
(Group V, VI)
(Group TV)
[MaS, ZnS, 00S, Nis |
- IN HCl
F
Mn2*, Inet
£1000 m)
1 COS, NiS
+ ON NaOH
oo
- heat
1
|
F
P
Mn (OH): |
7
HoS
boil
F
Pp
p
F
Zn0- 2
cH.COOH
3
(150cpm)
heat
zns|
H
300 cpm)