AIPMT-MAINS Chemistry Chemical Bonding and Molecular Structure Class 11 Questions

Which of the following structures is the most preferred and hence of lowest energy for SO₃?

In which of the following molecules the central atom does not have sp³ hybridization?

Some of the properties of the two species, NO₃⁻ and H₃O⁺ are described below. Which one of them is correct? (1) Dissimilar in hybridization for the central atom with different structures (2) Isostructural with same hybridization for the central atom (3) Isostructural with different hybridization for the central atom (4) Similar in hybridization for the central atom with different structures

In the case of alkali metals, the covalent character decreases in the order:

According to MO theory which of the following lists ranks the nitrogen species in terms of increasing bond order?

Which of the following molecules acts as a Lewis acid?