Identify the Lewis acid and Lewis base components of the following complex.

${\left[\mathrm{Ni}{\left({\mathrm{H}}_2\mathrm{O}\right)}_6\right]}^{2+}$

Identify the Lewis acid and Lewis base components of the following complex.

$\left[{\mathrm{PdCl}}_2{\left({\mathrm{NH}}_3\right)}_2\right]$

Identify the Lewis acid and Lewis base components of the following complex.

${\left[\mathrm{Al}{\left(\mathrm{OH}\right)}_4\right]}^{-}$

Identify the Lewis acid and Lewis base components of the following complex.

${\left[\mathrm{Ag}{\left(\mathrm{CN}\right)}_2\right]}^{-}$

Identify the Lewis acid and Lewis base components of the following complex.

$\left[\mathrm{Cr}{\left(\mathrm{CO}\right)}_6\right]$

Name the following compound:

$\left[\mathrm{Co}{\left({\mathrm{NH}}_3\right)}_6\right]{\mathrm{Cl}}_3$, prepared in 1798 by B.M. Tassaert and considered to be first complex salt prepared.

Name the following compound:

$\left[\mathrm{Rh}{\left({\mathrm{NH}}_3\right)}_5\right]{\mathrm{I}}_2$, a yellow coloured complex obtained by heating $\left[\mathrm{Rh}{\left({\mathrm{NH}}_3\right)}_5\left({\mathrm{H}}_2\mathrm{O}\right)\right]{\mathrm{l}}_3$ above $100°\mathrm{C}$.

Name the following compound

$\left[\mathrm{Fe}{\left(\mathrm{CO}\right)}_5\right]$, a highly toxic volatile liquid.

Name the following compound

${\left[\mathrm{Fe}{\left({\mathrm{C}}_2{\mathrm{O}}_4\right)}_3\right]}^{3-}$, the ion formed when ${\mathrm{Fe}}_2{\mathrm{O}}_3$ rust is dissolved in oxalic acid, ${\mathrm{H}}_2{\mathrm{C}}_2{\mathrm{O}}_4$.