Group Theory · Physical Chemistry

80 questions in this chapter.

Symmetry Elements Point Groups

ABC26PH0456 · The symmetry elements that are present in BF3 are · 2005-2021
ABC26PH1044 · The symmetry point group of ethane in its staggered conformation is · JUNE 2011
ABC26PH0458 · The number of distinct symmetry operations that can be performed on the molecule is: · 2005-2021
ABC26PH1046 · Among the following, the CORRECT statement is: · JUNE 2011
ABC26PH1047 · A square pyramidal, MX4, molecule belongs to C4v point group. The symmetry operations are: E, 2C4, C2, 2 and 2. The trace for the reducible… · JUNE 2011
ABC26PH0460 · If two H atoms of the above molecule are also replaced by F atoms, the point group of the resultant molecule will be · 2005-2021
ABC26PH0461 · The point group of NSF3 is: · 2005-2021 self-practice
ABC26PH1049 · The molecular that has an S6 symmetry element is · JUNE 2011
ABC26PH1051 · A molecules contains the following symmetry operations: E, 2 C6, 2 C3, C2, 3 , 3 . The number of classes and order of the symmetry point… · JUNE 2011
ABC26PH0464 · Symmetry operations of the four C2 axes perpendicular to the principle axis belong to the same class in the point group (s) · 2005-2021
ABC26PH0465 · The point group symmetryof CH2=C=CH2 is · 2005-2021
ABC26PH1053 · Identify the point group symmetry of the following molecule (all C-C bond lengths are equal) · JUNE 2011
ABC26PH1055 · The symmetry point group of propyne is · JUNE 2011
ABC26PH0080 · The point group symmetries for trans- [Cr(en)2 F2 ]+and [TiCl6 ]3-, respectively, are · DEC 2014 self-practice
ABC26PH1059 · The point group symmetries for trans- [Cr(en)2 F2 ]+ and [TiCl 6]3-, respectively, are · DEC 2014
ABC26PH0081 · The product sigma xy S4z (S4z is the four fold improper axis of rotation around the z-axis, and sigma xy is the reflection in the xy plane)… · DEC 2014
ABC26PH1061 · The product sigma xy . S4z (S4z . is the four fold improper axis of rotation around the z-axis, and sigma xy is the reflection in the xy… · DEC 2014
ABC26PH1065 · The molecule diborane belongs to the symmetry point group · DEC 2011
ABC26PH1067 · The symmetry point group of the most stable geometry of the following molecule Cl(H) C=C=C(H) Cl is · DEC 2011
ABC26PH0085 · The point group obtained by adding symmetry operation to the point group C4 is · JUNE 2016
ABC26PH1068 · The point group obtained by adding symmetry operation to the point group C4 is · DEC 2011
ABC26PH1073 · The pair of symmetry point groups that are associated with only polar molecules is · DEC 2011
ABC26PH1074 · The correct relation involving symmetry operations · DEC 2017
ABC26PH0087 · N2 O molecule belongs to the point group · DEC 2018
ABC26PH1079 · N2O molecule belongs to the point group · DEC 2017 self-practice
ABC26PH1083 · The number of times A1 representation appears in the representation of the C2 v point group given below is · JUNE 2019
ABC26PH0089 · A cube does not have the symmetry element · DEC 2019
ABC26PH1084 · A cube does not have the symmetry element · DEC 2019
ABC26PH1089 · For every atom that is NOT shifted under C4 and sigma symmetry operations, the characters are respectively. · DEC 2019
ABC26PH1090 · The equivalent symmetry operations for S63 and S36 are, respectively · DEC 2019