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JAMB Chemistry 2010 Paper

Question : 32

Total: 49

A constituent common to bronze and solder is?

Solution:

Concept:

An alloy is a mixture of metals, so look for the element shared by both bronze and solder.

Explanation:

Bronze is made of

\mathrm{Cu}

(copper) and

\mathrm{Sn}

(tin).

Solder is made of

\mathrm{Sn}

(tin) and

\mathrm{Pb}

(lead).

The element found in both alloys is tin (

\mathrm{Sn}

Answer:

D. tin

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