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Which of the following elements is not present in electron metal?

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in Construction & Building Materials by (190k points)
Which of the following elements is not present in electron metal?

(a) Silver

(b) Zinc

(c) Copper

(d) Magnesium

The question was posed to me in an online interview.

The question is from Non-Ferrous Metals and Alloys topic in chapter Steel, Timber, Mortar, Plastics, Non-Ferrous Metals and Alloys of Construction & Building Materials

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Best answer
Right choice is (a) Silver

Easiest explanation: Electron metal is an alloy of magnesium which consists of zinc, magnesium and small percentages of copper, silicon and iron. The percentage of zinc present is 4%.

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