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Tardigrade
Question
Chemistry
Solder metal is
Q. Solder metal is
1617
282
Chhattisgarh PMT
Chhattisgarh PMT 2004
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A
P
b
+
S
b
B
P
b
+
S
n
C
C
u
+
S
n
D
C
u
+
Z
n
Solution:
Solder metal is
P
b
+
S
n
(
P
b
50%
+
S
n
50%
)
.