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NTA Abhyas NEET2020Chemistryp Block Elements (Group 13 & 14)Practice

Boron has an exceptionally high melting point in the group 1 3 t h elements, because–

Options

  1. Aboron has the smallest size in the group
  2. Bboron atoms are joined by Vander Waals force
  3. Cboron is covalent solid
  4. Dboron has higher ionisation energy

Correct answer

C. boron is covalent solid

Step-by-step solution

Boron exists in giant covalent structure. Boron due to small size forms strong covalent bonds with the neighbouring atoms.

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