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Coordination Compounds question

2018 · Shift 2 · Q5

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PYQ Library
JEE Advanced
Chemistry
Coordination Compounds
2018 · Shift 2 · Q5

Coordination Compounds question

2018 · Shift 2 · Q5

JEE AdvancedChemistryCoordination CompoundsMultiple correct+4 / −1

The correct option(s) regarding the complex

{\left[ {Co\left( {en} \right){{\left( {N{H_3}} \right)}_3}\left( {{H_2}O} \right)} \right]^{3 + }}\,\,\left( {en = {H_2}NC{H_2}C{H_2}N{H_2}} \right)

is (are)

A
It has two geometrical isomers
B
It will have three geometrical isomers if bidentate 'en' is replaced by two cyanide ligands
C
It is paramagnetic
D
It absorbs light at longer wavelength as compared to ${\left[ {Co\left( {en} \right){{\left( {N{H_3}} \right)}_4}} \right]^{3 + }}$

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