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CBSE Class 11-science Answered

WHICH OF THE SPECIES IS NOT FORMED BY BORON ? 1. BF3 2. BCL3NH3 3. B2H6 4. BF6 3-
Asked by Kalyanrao Chavan | 19 Sep, 2013, 11:27: PM
answered-by-expert Expert Answer
Boron is unable to form BF63-  ion due to non-availability of d orbitals.As a result boron is unable to expand its octet.Therefore,the maximum covalence of boron cannot exceed 4.
Answered by Vaibhav Chavan | 20 Sep, 2013, 09:46: AM
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