NEET 2016

Which of the following compounds shall not produce propene by reaction with HBr followed by elimination or direct only elimination reaction?

Which one of the following nitro-compounds does not react with nitrous acid?

The central dogma of molecular genetics states that the genetic information flows from

A given nitrogen containing aromatic compound A reacts with Sn/HCl, followed by $HNO_2$ to give an unstable compound B. B, on treatment with phenol, forms a beautiful coloured compound C with the molecular formula $C_{12}H_{10}N_2O$. The structure of the compound A is

Consider the reaction $CH_3-CH_2-CH_2-Br + NaCN \rightarrow CH_3-CH_2-CH_2-CN + NaBr$ The reaction will be the fastest in

The compound that will react most readily with gaseous bromine has the formula?