Question

Rank the following compounds in order of increasing acid strength (1 = weakest, 4 = strongest)

HClO

HClO3

HClO2

HClO4

Answer 1

http://www.sparknotes.com/testprep/books/sat2/chemistry/chapter6section5.rhtml

Answer 2

HClO4 -4 , HClO3-3 , HClO2-2, HClO-1