Correct statements for the given reaction are :

A. Compound '$$\mathrm{B}$$' is aromatic

B. The completion of above reaction is very slow

C. 'A' shows tautomerism

D. The bond lengths of C-C in compound $B$ are found to be same

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Match List I with List II

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The incorrect statement regarding the reaction given below is

For lead storage battery pick the correct statements

A. During charging of battery, $$\mathrm{PbSO}_{4}$$ on anode is converted into $$\mathrm{PbO}_{2}$$

B. During charging of battery, $$\mathrm{PbSO}_{4}$$ on cathode is converted into $$\mathrm{PbO}_{2}$$

C. Lead storage battery consists of grid of lead packed with $$\mathrm{PbO}_{2}$$ as anode

D. Lead storage battery has $$\sim 38 \%$$ solution of sulphuric acid as an electrolyte

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