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Which among the following is a metalloid?

By BYJU'S Exam Prep

Updated on: September 25th, 2023

(a) Copper

(b) Boron

(c) Iodine

(d) Carbon Calcium

Among the following Boron is a metalloid. The elements known as metalloids display characteristics of both metals and non-metals.

Why Boron is a Metalloid?

  • Their characteristics fall between those of non-metals and metals.
  • Examples include germanium, boron, silicon, tellurium, polonium, arsenic, and tellurium.
  • Metalloid with a small atomic size, boron.
  • By exchanging valence electrons with the nearby elements, it creates covalent bonds with them.
  • Because covalent bonds are strong and require a lot of energy to dissolve, they have a higher melting point than metalloids.

Element

Melting point in 0C

Boron

2076

Silicon

1414

Tellurium

450

Polonium

254

Summary:

Which among the following is a metalloid? (a) Copper (b) Boron (c) Iodine (d) Carbon Calcium

Boron is a metalloid. These metals contain both metal and non-metal characteristics. Boron, silicon, tellurium, and polonium are some examples. The characteristics of metalloids fall between those of non-metals and metals.

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