Among the following compounds:

CHEMISTRY · Single correct

Problem

Among the following compounds: (i) H5P3O10\text{H}_5\text{P}_3\text{O}_{10}, (ii) H6P4O13\text{H}_6\text{P}_4\text{O}_{13}, (iii) H5P5O15\text{H}_5\text{P}_5\text{O}_{15}, and (iv) H7P5O16\text{H}_7\text{P}_5\text{O}_{16}, the non-cyclic phosphates are (1) I, III (2) I, II, III (3) I, II, IV (4) I, II, III, IV

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