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Which colour is obtained by copper alloys, when zinc is added to it?(a) Red(b) Blue(c) Silver(d) Yellow |
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Answer» Right option is (d) Yellow The explanation: It is one of the most unusual properties of copper alloys, that on addition of different materials in them, there is a change observed in its appearance, that is, the colour of the mixture starts changing. On addition of zinc metal in copper, the colour of the mixture changes to yellow. |
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