Chemical Bonding and Molecular Structure

Predict the correct order among the following :

Consider the molecules CH4, NH3 and H2O.
Which of the given statements is false?

Which of the following options represents the correct bond order ?

Maximum bond angle at nitrogen is present in which of the following ?

Which of the following species contains equal number of \(\sigma\)- and \(\pi\)-bonds ?

Which of the following pairs of ions are isoelectronic and isostructural ?

The correct bond order in the following species is

Decreasing order of stability of O2, O2\(-\), O2+ and O22\(-\) is

In which of the following pairs, both the species are not isostructural ?

Which of the following molecules has the maximum dipole moment ?

Which one of the following species has plane triangular shape ?

The pair of species that has the same bond order in the following is

In which of the following pair both the species have sp3 hybridization ?

The outer orbitals of C in ethane molecule can be considered to be hybridized to give three equivalent sp2 orbitals. The total number of sigma \(\left( \sigma \right)\) and pi \(\left( \pi \right)\) bonds in ethane molecule is

In which of the following ionization processes the bond energy increases and the magnetic behaviour changes from paramagnetic to diamagnetic.

Which of the following is a polar molecule?

Which of the following is electron-deficient ?

Which of the following is paramagnetic?

XeF2 is isostructural with

Identify the correct order of solubility in aqueous medium.

Dipole-induced dipole interactions are present in which of the following pairs

Which of the following species contains three bond pairs and one lone pair arround the central atom ?

Which one of the following pairs is isostructural (i.e., having the same shape and hybridization) ?

The pair of species with the same bond order is

Bond order of 1.5 is shown by

During change of O2 to O\(_2^{ - }\) ion, the electron adds on which one of the following orbitals ?

Four diatomic species are listed below. Identify the correct order in which the bond order is increasing in them

The pairs of species of oxygen and their magnetic behavior are noted below. Which of the following presents the correct description?

The correct order of increasing bond length of C \(-\) H, C \(-\) O, C \(-\) C and C\(=\)C is

Which of the following has the minimum bond length ?

Which of the two ions from the list given below that have the geometry that is explained by the same hybridization of orbitals, NO\(_2^ -\). NO\(_3^ -\), NH\(_2^ -\), NH\(_4^ +\), SCN\(-\)?

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

The pairs of species of oxygen and their
magnetic behaviours are noted below. Which of
the following presents the correct description?

In which of the following pairs of molecules/ ions, the central atoms have sp2 hybridisation ?

Which one of the following species does not exist under normal conditions?

In which one of the following species the central atom has the type of hybridization which is not the same as that present in the other three ?

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

Some of the properties of the two species, \(NO_3^ -\) and \({H_3}{O^ + }\) are described below. Which one of them is current?

In which of the following molecules/ions BF3, NO\(_2^ -\), NH\(_2^ -\) and H2O, the central atom is sp2 hybridised?

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

What is the dominant intermolecular force or bond that must be overcome in converting liquid CH3OH to a gas?

Four diatomic species are listed below. Identify the correct order in which the bond order is increasing in them

The correct order of increasing bond angles in the following triatomic species is

The correct order of C \(-\) O bond length among CO, CO\({_3^{2 - }}\), CO2 is

In which of the following pairs, the two species are isostructural?

The electronegativity difference berween N and F is greater than that between N and H yet the dipole moment of NH3 (1.5D) is larger than that of NF3 (0.2 D). This is because

Which of the following species has a linear shape?

Which of the following is not isostructural with SiCl4 ?

Which of the following is not a correct statement?

The correct order in which the O \(-\) O bond length increases in the following is