all 3 please

At what frequency in an IR spectrum does the carbonyl group appear? Select one: a. 10501020cm1 b. 17801670cm1 c. 16501600cm1 d. 36003300cm1 Which of the following reactions will produce an achiral alcohol? Select one: a. isopropylmagnesium chloride to 2-methylpentan-3-one b. ethylmagnesium bromide to 2.butanone c. A lithium alurminum hydride to 3-hecanone d. a lithium aluminum hydeide to 2-butanone Information Set 15: 8 c 0 What is the catalyst in this teaction