Question
Question: A metal complex having composition Cr(NH<sub>3</sub>)<sub>4</sub>Cl<sub>2</sub>Br has been isolated ...
A metal complex having composition Cr(NH3)4Cl2Br has been isolated in two forms (1) and (2). The form (1) reacts with AgNO3 to give a white precipitate of AgCl.
Select incorrect Statement
A
Form (2) can show optical isomerism
B
Form (1) has two geometrical isomers.
C
IUPAC name of form (1) is Tetraammine bromo chloro chromium (III) chloride
D
Form (2) has octahedral geometry
Answer
Form (2) can show optical isomerism
Explanation
Solution
Form (1) is [Cr(NH3)4Cl B2]Cl
Form (2) is [Cr(NH3)4Cl2]Br