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NEET2023Chemistryp Block Elements (Group 13 & 14)Actual

Select the element (M) whose trihalides cannot be hydrolysed to produce an ion of the form [ M ( H ₂ O )₆ ]³⁺

Options

  1. AAl
  2. BB
  3. CGa
  4. DIn

Correct answer

B. B

Step-by-step solution

Boron trihalides cannot be hydrolysed to produce an ion of the form [ B ( H ₂ O )₆ ]³⁺ because of absence of d orbitals in boron. The maximum covalence of Boron is 4 .

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