Correct statements for the given reaction are:
Compound A (cyclo butenedione with two hydroxyl groups) reacting with 2 equivalents of OH- to form compound B]
A. Compound 'B' is aromatic.
B. The completion of the above reaction is very slow.
C. 'A' shows tautomerism.
D. The bond lengths C-C in compound B are found to be the same. Choose the correct answer from the options given below:
If the CFSE of $\left[ Ti \left( H _2 O \right)_6\right]^{3+}$ is $-960 kJ / mol$, this complex will absorb maximum at wavelength ___$nm$ (nearest integer) Assume Planck's constant $( h )=64 \times 10^{-34} Js$, Speed of light $( c )=30 \times 10^8 m / s$ and Avogadro's Constant $\left( N _{ A }\right)=6 \times 10^{23} / mol$