Final answer:
Calcium (Ca) is the element most likely to be shiny.
Step-by-step explanation:
The element most likely to be shiny is calcium (Ca). Calcium is a silver-white, shiny metal that is highly reflective and has a metallic luster. It is often used as a coating or plating to give other objects a shiny appearance. For example, calcium is commonly used in the production of aluminum alloys to make them more corrosion-resistant and shiny.
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