Examlex
Which of the following statements is correct?
Boron
A metalloid element with atomic number 5, used in borosilicate glass, fiberglass, and as a dopant in semiconductors, displaying properties of both metals and non-metals.
Bismuth
A chemical element with the symbol Bi, known for its crystalline structure and various applications including cosmetics and pharmaceuticals.
Calcium
A chemical element with the symbol Ca, an alkaline earth metal that is essential for living organisms, particularly in cell physiology and bone formation.
Chromium
A lustrous, hard, and brittle metallic element that is used primarily in metal alloys and as a compound in industrial processes.
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