MCQ
Which of the following complex compounds will exhibit highest paramagnetic behaviour
(At. No. $Ti = 22, Cr = 24, Co = 27, Zn = 30$ )
- A$[Zn(NH_3)_6]^{2+}$
- B$[Ti(NH_3)_6]^{3+}$
- ✓$[Cr(NH_3)_6]^{3+}$
- D$[Co(NH_3)_6]^{3+}$
(At. No. $Ti = 22, Cr = 24, Co = 27, Zn = 30$ )
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Where $A$ is $PCl^+_4$ while $B$ is $PCl^-_ 6$
Which of the following statement is INCORRECT :
$(I)$ $B$ to $A$ involvement of number of $d-$orbital in hybridization increases
$(II)$ $A$ to $B$ precentage of $p-$character in $P-Cl$ bond increases
$(III) $ Number of covalent bond in $A$ and $B$ are same
$(IV)$ $B$ is product of Lewis acid-base interaction which is associated with super octet molecule only
| Rate Constant | Activation energy | |
| Step $1$ | $k_1$ | $E_{a_1} = 180\ kJ/mol$ |
| Step $2$ | $k_2$ | $E_{a_2} = 80\ kJ/mol$ |
| Step $3$ | $k_3$ |
$E_{a_3} = 50\ kJ/mol$ |