a
aluminum and copper.
b
copper and tin
c
iron and aluminum.
d
lead and antimony.
e
lead and tin.
Explanation
Correct Option
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miss0808
4 years ago
REF: Ababio Chemistry page 500
The alloy used for welding and plumbing is called soft solder which contains- 50-70% Pb and 30-50% Sn.
