Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
JEE Advanced
Exam
JEE Advanced
Subject
Chemistry
Chapter
p Block Elements (Group 13 & 14)

JEE Advanced · Chemistry · p Block Elements (Group 13 & 14)

Select the correct statement(s) about AlCl_3

Select the correct statement(s) about AlCl3\mathrm{AlCl}_3

Options

  1. AIts anhydrous form is an ionic compound
  2. BIt exists as a dimer in non polar solvents like benzene
  3. CThe dimeric structure disappears when dissolved in water
  4. DIt shows back bonding of lone pairs of chlorine to the vacant p-orbital of aluminium

Correct answer

C. The dimeric structure disappears when dissolved in water

Step-by-step solution

Answer (B, C) Anhydrous AlCl3\mathrm{AlCl}_3 is covalent and it does not show back bonding.
Practice p Block Elements (Group 13 & 14) on Quantrex Academy →

More from p Block Elements (Group 13 & 14)

Given below are two statements : Statement I: Aluminium upon reaction with NaOH forms… JEE Main 2026Consider the following reactions Na_ 2 ~B_ 4 O_ 7 Δ 2 X+ Y CuSO_ 4 + Y Non-Luminous flame… JEE Main 2026It is noticed that Pb^ 2+ is more stable than Pb^ 4+ but Sn^ 2+ is less stable than Sn^… JEE Main 2026The correct statements from the following are : A. Ionic radii of trivalent cations of… JEE Main 2026Given below are two statements : Statement I : Elements ' X ' and ' Y ' are the most and… JEE Main 2026Consider the following reactions. PbCl_ 2 +K_ 2 CrO_ 4 arrow ~A+2 KCl (Hot solution)… JEE Main 2026Given below are two statements : Statement I : The number of pairs among [SiO_ 2 , CO_ 2… JEE Main 2026The group 14 elements A and B have the first ionisation enthalpy values of 708 and 715… JEE Main 2025 Full p Block Elements (Group 13 & 14) list All Most Important Selected Qs for JEE Advanced PYQs