A) A metal used in joining electric wires - Magnesium
B) A metal whose oxide is soluble in both acids and bases - Zinc
C) A metal unreactive towards oxygen and dilute acids - Gold
D) A metal extracted by using electrolytic reduction - Aluminium
Correct Answer: A
Solution :
Copper metal is used in joining electric wires due to its high electrical conductivity, enough tensile strength and ductility.You need to login to perform this action.
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