Write the products formed when reacts with the following reagents :
(i) in the presence of dilute
(ii)
(iii)
(i) in the presence of dilute
forms (CH3)3CCH(OH)CH2COCH3
(ii) forms (CH3)3CCH(OH)CN
(iii) forms (CH3)3CCOONa + (CH3)3CCH2OH