Models :Plane Of Symmetry

1.    Benzene      image
Benzene Link
Benzene is palnar. It has 7 plane of symmetry.
2.    Methane      image
Methane Link
Methane is optically inactive . It has plane of symmetry .
3.    Ethene      image
Ethene Link
Ethene is planar. It has plane of symmetry . Ethene is optically inactive .
4.    Ethyne      image
Ethyne Link
Ethyne is linear. It has infinite plane of symmetry. It is optically inactive.
5.    Dichloromethane      image
Dichloromethane Link
Dichloromethane is tetrahedral . It has plane of symmetry passing through both chlorine atoms or through both H atoms. It is optically inactive.
6.    Chloroform      image
Chloroform Link
Chloroform is tetrahedral.It has plane of symmetry passing through H and one of Cl atom.
7.    Cyclopropane      image
Cyclopropane Link
Cyclopropane is planar. It has plane of symmetry . It has 4 plane of symmetry.
8.    Z12dichlorocyclopropane      image
Z12dichlorocyclopropane Link
Z-1,2-dichlorocyclopropane has one plane of symmetry.It is symmetrical hence optically Inactive.
9.    E12dichlorocyclopropane      image
E12dichlorocyclopropane Link
E-1,2-dichlorocyclopropane has no plane of symmetry. Mirror image of E-1,2-dichlorocyclopropane is not superimposable on it. It is chiral and optically active.
10.    Bromochloromethane      image
Bromochloromethane Link
Bromochloromethane has one plane of symmetry.It is symmetrical hence optically Inactive.
11.    Bromochlorofluoromethane      image
Bromochlorofluoromethane Link
Bromochlorofluoromethane has no plane of symmetry. Mirror image of Bromochlorofluoromethane is not superimposable on it. It is chiral and optically active.
12.    2-Butanol      image
2-Butanol Link
2-Butanol has no plane of symmetry. Mirror image of 2-Butanol is not superimposable on it. It is chiral and optically active.