Q5 of 56 Page 86

The electrical conductivity and melting point of an alloy is:

An alloy is composed of different metals mixed in a certain proportion. So the properties exhibited by one “full” metal cannot be seen in alloys.

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An element reacts with oxygen to give a compound with a high melting point. This compound is also soluble in water. The element is likely to be:

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Food cans are coated with tin and not with zinc because:

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Brass is an alloy of:

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Solder is an alloy of lead and tin. It has a: