JEE CHEMISTRY MCQ: 13 TH GROUP ELEMENTS (P-BLOCK)

1 Easy

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Understanding +4 | -1

Assertion (A): Boron always forms covalent bond.

Reason (R) : The small size of

\mathrm{B}^{3+}

favours formation of covalent bond.

View answer and explanation

Correct option: A

Both

\mathbf{A}

and

\mathbf{R}

are true and

\mathbf{R}

is the correct explanation of

\mathbf{A}

Option A (Both

\mathbf{A}

and

\mathbf{R}

are true and

\mathbf{R}

is the correct explanation of

\mathbf{A}

) is correct because Boron's small size and high charge density favor covalent bond formation, as explained by the reason.

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