UnScramble this Word: l i q d l u i i?

Questions

Who was the Chancellor of the Exchequer when Britain returned to the gold standard?

Why is there a theory that Napoleon died by poisoning when he was imprisoned on St Helena?

What object,later named Eureka was found by children in the dust at Hopetown in South Africa?

What do we call the first visitor after midnight on New Years Eve?

What in sound reproduction is the name of a slow fluctuation in pitch?