Which description is correct regarding palladium?

Name: Which description is correct regarding palladium?
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Palladium increases the hardness of the alloy.It is widely used because it has good corrosion resistance and is less expensive than gold.Platinum and palladium are noble metals that are sometimes referred to as precious metals because of their high monetary value.Although silver is considered to be a precious metal,it is not considered noble because of its corrosion in the oral cavity.

Which Description Is Correct Regarding Palladium