JEE Advanced2014ChemistryCoordination CompoundsActual
A list of species having the formula XZ4 is given below. X e F 4 ,   S F 4 ,   S i F 4 ,   B F 4 - ,   Br F 4 - ,   C u N H 3 4 2 + ,   F e C l 4 2 - ,   C o C l 4 2 - and P t C l 4 2 - Defining shape on the basis of the location of X and Z atoms, the total number of species having a square planar shape is
Correct answer
4
Step-by-step solution
X e F 4 → S q u a r e p l a n a r B r F 4 - → S q u a r e p l a n a r C u N H 3 4 2 + → S q u a r e p l a n a r P t C l 4 2 - → S q u a r e p l a n a r S F 4 → S e e - s a w S i F 4 → T e t r a h e d r a l B F 4 - → T e t r a h e d r a l F e C l 4 2 - → T e t r a h e d r a l C o C l 4 2 - → T e t r a h e d r a l