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JAMB Chemistry 2007 Objective — Question 40

Question 40 of 50 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2007 Objective paper, with the correct answer and a full explanation.

The softer solder used for welding and plumbing is an alloy of

A. lead and zinc
B. iron and zinc
C. iron and tin
D. lead and tinCorrect

Explanation

Soft solder used in welding/plumbing is traditionally an alloy of lead and tin.

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