Chemistry · 2021
JEE Main · 24 February 2021, Shift 1 · Q31
Which of the following are isostructural pairs? A. SO_4^2- and CrO_4^2- B. SiCl_4 and TiCl_4 C. NH_3 and NO_3^- D. BCl_3 and BrCl_3
Which of the following are isostructural pairs ?
A. $\displaystyle \mathrm{SO}_4{ }^{2-}$ and $\displaystyle \mathrm{CrO}_4{ }^{2-}$
B. $\displaystyle \mathrm{SiCl}_4$ and $\displaystyle \mathrm{TiCl}_4$
C. $\displaystyle \mathrm{NH}_3$ and $\displaystyle \mathrm{NO}_3{ }^{-}$
D. $\displaystyle \mathrm{BCl}_3$ and $\displaystyle \mathrm{BrCl}_3$
Official answer
(1)
A and B only
All Chemical Bonding and Molecular Structure questionsPractice Chemical Bonding and Molecular Structure →
More from Chemical Bonding and Molecular Structure
- Number of molecules/ions from the following in which the central atom is involved in sp^3 hybridization is ____. NO_3^-, BCl_3, ClO_2^-, ClO_32024
- The number of non-polar molecules from the following is ____. HF, H_2 O, SO_2, H_2, CO_2, CH_4, NH_3, HCl, CHCl_3, BF_32024
- Number of molecules having bond order 2 from the following molecules is ____. C_2, O_2, Be_2, Li_2, Ne_2, N_2, He_22024
- The correct order of increasing intermolecular hydrogen bond strength is2022
- Match List I with List II: Choose the correct answer from the options given below:2022
- A molecule with the formula AX_4 Y has all it's elements from p-block. Element A is rarest, monoatomic, non-radioactive from its group and has the…2025
- Consider the following molecules and statements related to them: is more likely to be crystalline than has higher boiling point than dissolves more…2020
- The total number of molecular orbitals formed from 2 s and 2 p atomic orbitals of a diatomic molecule is ____.2024
JEE Main 2021 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.