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

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

(a) Aluminium

(b) Manganese

(c) Magnesium

(d) Gold

This question was posed to me by my school principal while I was bunking the class.

This interesting 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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The correct choice is (d) Gold

For explanation: Dow metal is an important alloy of magnesium. It consists of 4-12 % aluminium, 0.1-0.4 % of manganese and the rest is magnesium.

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