Chemical Bonding - Inorganic Chemistry PYQ

How many among the given species have a bond order of 0.5 ?

$$\mathrm{H}_2^{+}, \mathrm{He}_2^{+}, \mathrm{He}_2^{-}, \mathrm{B}_2^{+}, \mathrm{F}_2^{-}, \mathrm{Be}_2^{2-}$$

Which compound among the following has the highest dipole moment?

Match the following.

The incorrect statement(s) among the following is/are

Due to \(p \pi-p \pi\) bonding interactions, nitrogen for \(\mathrm{N}_2\). But phosphorus forms .................. and does not form a diatomic molecule.

Identify the incorrect statements among the following?

(i) \(\mathrm{SF}_6\) does not react with water.

(ii) \(\mathrm{SF}_6\) is \(s p^3 d\) hybridised.

(iii) \(\mathrm{S}_2 \mathrm{O}_3^{2-}\) is a linear ion.

(iv) There is no \(\pi\)-bonding in \(\mathrm{SO}_4^{2-}\) ion.

The structure of diborane B\(_2\)H\(_6\) is given below. Identify the bond angles of x and y. In diborane, ........... are commonly known as banana-bonds.

Given that ionisation potential and electron gain enthalpy of chlorine are 13eV and 4 eV respectively. The electronegativity of chlorine on Mulliken scale, approximately equals to

In which of the following molecules/ions, the central atom is sp\(^2\) hybridised?

BF\(_3\), NO\(_2^-\), NH\(_2^-\) and H\(_2\)O

Which of the following will have maximum dipole moment?

For which molecules among the following, the resultant dipole moment (\(\propto\)) \(\ne\) 0 ?

The hybridisation of \(\mathrm{Se}\) in \(\mathrm{SeF}_4\) and its geometry respectively are :

Incorrect matching amongst the following is (according to geometry of molecules)

A covalent molecule '\(X Y^{\prime}\)' is found to have a dipole moment of \(1.5 \times 10^{-29} \mathrm{C} \cdot \mathrm{m}\) and \(a\) bond length of \(150 ~\mathrm{pm}\). The percent ionic character of the bond will be

The element with maximum bond energy is

Bond order is an inverse measure of

Which of the following molecule has the maximum dipole moment?

The correct order of electronegativity of carbon in various hybridisation states is

The correct order of sulphur-oxygen bond in \(\mathrm{SO}_3, \mathrm{~S}_2 \mathrm{O}_3^{2-}\) and \(\mathrm{SO}_4^{2-}\) is

Which compound among the following will have a permanent dipole moment?