JEE Main 2026 · 8 Apr · Shift 2 · Chemistry Q53 · Dronacharya Exams

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ChemistrySingle correct+4 / -1Question 53 of 75

Bromine trifluoride autoionizes to form $\ce{BrF2+}$ and $\ce{BrF4-}$ . The shapes of the cation and anion are respectively ________, and ________.

A

bent, square planar

B

linear, square planar

C

bent, see-saw

D

linear, tetrahedral

Answer and worked solution

Official answer: A

VSEPR.

$\ce{BrF2+}$ : 2 bond pairs and 2 lone pairs, so bent.
$\ce{BrF4-}$ : 4 bond pairs and 2 lone pairs, so square planar.

(A)

Topics:VSEPR theory Interhalogen compounds

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