1
IIT-JEE 2008 Paper 2 Offline
MCQ (Single Correct Answer)
+3
-1

Among the following, the coloured compound is :

A
CuCl
B
K$$_3$$[Cu(CN)$$_4$$]
C
CuF$$_2$$
D
[Cu(CH$$_3$$CH)$$_4$$]BF$$_4$$
2
IIT-JEE 2008 Paper 2 Offline
MCQ (Single Correct Answer)
+3
-1

Both [Ni(CO)$$_4$$] and [Ni(CN)$$_4$$]$$^{2-}$$ are diamagnetic. They hybridisations of nickel in these complexes, respectively, are :

A
sp$$^3$$, sp$$^3$$
B
sp$$^3$$, dsp$$^2$$
C
dsp$$^2$$, sp$$^3$$
D
dsp$$^2$$, dsp$$^2$$
3
IIT-JEE 2008 Paper 2 Offline
MCQ (Single Correct Answer)
+3
-1

The IUPAC name of [Ni(NH$$_3$$)$$_4$$] [NiCl$$_4$$] is :

A
Tetrachloronickel (II) - tetraamminenickel (II)
B
Tetraamminenickel (II) - tetrachloronickel (II)
C
Tetraammnenickel (II) - tetrachloronickelate (II)
D
Tetrachloronickel (II) - tetraamminenickelate (0)
4
IIT-JEE 2008 Paper 2 Offline
MCQ (Single Correct Answer)
+3
-1

Statement 1 : [Fe(H$$_2$$O)$$_5$$NO]SO$$_4$$ is paramagnetic.

Statement 2 : The Fe in [Fe(H$$_2$$O)$$_5$$NO]SO$$_4$$ has three unpaired electrons.

A
Statement 1 is True, Statement 2 is True; Statement 2 is a CORRECT explanation for Statement 1.
B
Statement 1 is True, Statement 2 is True; Statement 2 is a NOT CORRECT explanation for Statement 1.
C
Statement 1 is True, Statement 2 is False.
D
Statement 1 is False, Statement 2 is True.
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