Nickel is added to wrought gold alloys as______________?
Correct answer: A. Strengtherner
- A. Strengtherner
- B. Hardener
- C. Whitens the alloy
- D. Scavenger
Explanation
Nickel is added to wrought gold alloys primarily to increase strength, although it can also increase hardness and lighten the colour. Its strengthening effect is the intended answer rather than its secondary whitening effect.
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