Multiple choice

The composition of Field’s metal is

  1. 51% In, 32.5% Bi, 16.5% Sn

  2. 50% Bi, 25–28% Pb, 22–25% Sn

  3. 50% Bi, 26.7% Pb, 13.3% Sn,10% Cd

  4. 68% Ga, 22% In, 10%

  5. 50% Sn, 50% Zn
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A Correct answer
Explanation

Field's metal, or Field's alloy is a fusible alloy that becomes liquid at approximately 62oC. It has 51% In, 32.5% Bi and 16.5% Sn.

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