In the given pair of alcohol, in which pair second alcohol is more reactive than first towards hydrogen bromide?

In the given pair of alcohols, in which pair second alcohol is more reactive than first towards hydrogen bromide?

IN the given pair of alcohols ,.in which pair second alcohol is more reactive than first towards hydrogen bromide?

In the given pair of compound, in which pair the second compoundis more reactive than first toward S_(N^2) reaction

In the given pair of reacrtion in which pair the second raction is more reactive then first toward S_(N^(2)) reaction?

In which pair second ions is more stable than first ?

In which pair, second ion is more stable than first?

In the the given pair of compound , in which pair the second compound is more reaction than first toward S_(N^(2)) reaction ?