The most stable complex among the following is:
Strong field ligand = stable complex.
[Pt(NH₃)₂Cl₂]
[Ag(NH₃)₂]Cl
[Pt(en)₂Cl₂]²⁺
K₄[Fe(CN)₆]
CN⁻ is a strong field ligand, forming a highly stable complex with Fe²⁺.
The steam volatile compounds among the following are:

The structure of the major product formed in the following reaction is:


Draw a rough sketch for the curve $y = 2 + |x + 1|$. Using integration, find the area of the region bounded by the curve $y = 2 + |x + 1|$, $x = -4$, $x = 3$, and $y = 0$.