JEE Main 2024 · ChemistryNumerical answerNumerical valueMediumApplication

JEE Main 1 February 2024, Shift 1, Chemistry Q82

Question 82 of 90 in this shift, Chemistry question 22 of 30, Section B.

The number of molecules/ion/s having trigonal bipyramidal shape is ________.

\mathrm{PF_5}

\mathrm{BrF_5}

\mathrm{PCl_5}

\mathrm{[PtCl_4]^{2-}}

\mathrm{BF_3}

\mathrm{Fe(CO)_5}

Official answer

NTA final key.

Chapter: Chemical Bonding and Molecular Structure
Topic: VSEPR Theory
Idea tested: Trigonal Bipyramidal Positions

Same idea in other shifts

Asked 5× in all

4 Apr 2025, Shift 2 · Q56Given below are two statements : Statement (I) : For $\mathrm{ClF_3}$ (with lone pairs on Cl), all three possible structures may be drawn…MediumTwo statementsHas a figure
27 Jun 2022, Shift 2 · Q62Identify the **incorrect** statement for $\mathrm{PCl_5}$ from the following.EasySingle correct
18 Mar 2021, Shift 2 · Q52The number of species below that have two lone pairs of electrons in their central atom is __________. (Round off to the Nearest Integer).…MediumNumerical value
8 Jan 2020, Shift 2 · Q49Complexes ( $\mathrm{ML_5}$ ) of metals Ni and Fe have ideal square pyramidal and trigonal bipyramidal geometries, respectively. The sum of…MediumNumerical value

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.