Match Column I with Column II for the given properties/applications mentioned therein.
Column I | Column II |
(i) H | (a) Used in the name perhydrol |
(ii) |
(b) Can be reduced to dihydrogen by NaH. |
(iii) |
(c) Can be used in hydroformylation of olefin. |
(iv) |
(d) Can be used in cutting and welding. |