It forms geomtrical Isomerism.
Geometrical isomers are two or more coordination compounds which contain the same number and types of atoms and bonds but which have different spatial arrangements of the atoms.
There are two types of geometric isomers 'cis or trans'trans , when similar groups are present on the same side of double bonds ,then they are termed as cis -trans isomers ,when similar groups are present on the opposite sides sides of the double bonds then they are called trans isomers.
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