Bleaching powder and bleach solution are produced on a large scale and used in several house hold production. The effectiveness of bleach solution is often measured by iodometry.
Bleaching powder contains s salt of an oxoacid as one of its components. The anhyride of that oxoacid is

Options

A. `Cl_(2)O`
B. `Cl_(2)O_(7)`
C. `ClO_(2)`
D. `Cl_(2)O_(6)`

Answer

A