In hydration of of 2-Ethyl-1-Butene

Question

What important bands (include wavenumbers) would begin to disappear in an IR
spectrum and what important bands would begin to appear in the IR spectrum as
the reaction progressed?

Answer 1

The double bond band begins to disappear and the OH stretching and OH bending begin to appear. You can find the wavenumber of those bands in a table.

Answer 2

Thank you so much DrBob!!!!