Chemical Bonding

ABC26IN0597 · The average value of C-C bond in graphite is: · 2005-2022

ABC26IN0956 · The number of 3c-2e bonds present in Al (BH4)3 is- · JUNE 2016

ABC26IN0957 · The expected H-H-H bond angle in [H3]+is · JUNE 2016

ABC26IN0067 · The oxidation state of gold in the following complex is · DEC 2016

ABC26IN0068 · The numbers of triangular faces in square antiprism, icosahedron and tricapped trigonal prism (capped on square faces), respectively, are · DEC 2016

ABC26IN0959 · The numbers of triangular faces in square antiprism, icosahedron and tricapped trigonal prism (capped on square faces), respectively, are · JUNE 2016

ABC26IN0069 · Among ClO3, XeO3 and SO3, species with pyramidal shape is/are? · DEC 2017

ABC26IN0961 · Among ClO3, XeO3 and SO3, species with pyramidal shape is/are? · DEC 2017

ABC26IN0070 · Geometries of SNF3 and XeF2O2 respectively, are · DEC 2017

ABC26IN0962 · Geometries of SNF3 and XeF2O2 respectively, are · DEC 2017

ABC26IN0966 · Removal of an electron form NO molecule results in A. An increase in the (NO) in the IR spectrum B. An EPR active species C. Electrons in… · JUNE 2018

ABC26IN0970 · The characters of LUMO and CN-and O2 respectively, are · DEC 2018

ABC26IN0971 · Arrange the following molecules in order of increasing fundamental vibrational frequencies · DEC 2018

ABC26IN0973 · Among the following, the correct statement about pi -molecular orbitals (pi -MOs) of benzene is · JUNE 2019

ABC26IN0072 · The ion having the highest bond order is · DEC 2019 self-practice

ABC26IN0073 · The magnitude of bond angles in gaseous NF3, SbF3 and SbCl3 follow the order · DEC 2019 self-practice

ABC26IN0976 · The magnitude of bond angles in gaseous NF3, SbF3 and SbCl3 follow the order · DEC 2019

ABC26IN0978 · Choose the correct order of energy of 2 sigma g and 1 pi 0 molecular orbitals for B2, C2 and O2 : · DEC 2019

ABC26IN0074 · Consider the following statements for Allred-Rochow electronegativity (chi AR): (i) chi AR is directly proportional to Zeff (ii) chi AR is… · DEC 2019

ABC26IN0980 · Consider the following statements for Allred-Rochow electronegativity (AR): (i) AR is directly proportional to Zeff (ii) AR is inversely… · DEC 2019

ABC26IN0981 · The total bond order between adjacent carbon atoms of benzene is · DEC 2019

ABC26IN0568 · Consider the following four xenon compounds: XeF2, XeF4, XeF6 and XeO3 The pair of xenon compounds expected to have non-zero dipole moment… · 2005-2022

ABC26IN0058 · The decreasing order of dipole moment of molecules is · JUNE 2012

ABC26IN0931 · The decreasing order of dipole moment of molecules is · JUNE 2012

ABC26IN0596 · The fluoride, whose value of dipole moment is not equal to zero, is · 2005-2022

ABC26IN0969 · Among SiCl4, P(O) Cl3, NF3, trans- [SnCl4(py)2] (py-pyridine), those with zero dipole moment are · DEC 2018

ABC26IN0926 · The number of anti-bonding electrons in NO and CO according to MO theory are respectively. · JUNE 2011

ABC26IN0057 · The strength of P pi -d pi bonding in E-O (E = Si, P, S and Cl) follows the order · JUNE 2012

ABC26IN0325 · The shapes of XeF5+and XeF5-, respectively, are · 2005-2021

ABC26IN0930 · The strength of P pi -d pi bonding in E-O(E=Si, P, S and Cl) follows the order · JUNE 2012

ABC26IN0328 · The shapes of the compounds ClF3, XeOF2, N3- and XeO3F2 respectively, are: · 2005-2021 self-practice

ABC26IN0933 · When a hydrogen atom is placed in an electric field along the y-axis, the orbital that mixes most with the ground state 1s orbital is · DEC 2012

ABC26IN0937 · The molecule in which the bond order increases upon addition of an electron · JUNE 2013

ABC26IN0588 · At room temperature, HCl is a gas while HF is a liquid because · 2005-2022

ABC26IN0964 · Allred-Rochow electronegativity of an element is A. directly proportional to the effective nuclear charge B. directly proportional to the… · DEC 2017

ABC26IN0972 · O2- is · JUNE 2019

ABC26IN0975 · The ion having the highest bond order is · DEC 2019

ABC26IN0982 · Among the following which set of molecular/ionic species all have a planar structure? · JUNE 2021

ABC26IN0983 · The total number of lone pairs of electrons on all the atoms in cyanogen azide and thiocyanogen respectively, are · JUNE 2021

ABC26IN0317 · [XeO6]4- is octahedral whereas XeF6 is a disordered one, because · 2005-2021

ABC26IN0921 · Among SF4-, BF4-, XeF4, and ICl4-, the number of species having two lone pair of electrons central atom according to VSEPR theory is: · JUNE 2011

ABC26IN0923 · According to VSEPR theory, the molecule/ion having ideal tetrahedral shape is · JUNE 2011

ABC26IN0925 · The molecule with highest number of lone-pairs and has a linear shape based on VSEPR theory is: · JUNE 2011

ABC26IN0320 · Among the following, the isoelectronic and isostructural pair is · 2005-2021

ABC26IN0955 · The correct shape of [TeF5]- ion on the basis of VSEPR theory is · JUNE 2016

ABC26IN0960 · Based on VSEPR theory, the predicted shapes of [XeF5]-and BrF5 respectively, are · JUNE 2017

ABC26IN0319 · The geometry around the centrla atom in ClF4+ is · 2005-2021

ABC26IN0323 · The compound with planr geometry is · 2005-2021

ABC26IN0326 · The INCORRECT statement about the interhalogen compound ICl3 is · 2005-2021 self-practice

ABC26IN0577 · The predicted geometry of TeF4 by VSEPR theory is · 2005-2022