I. \[(Cr{{O}_{3}});\] |
II. \[(NiO);\] |
III. \[(M{{n}_{2}}{{O}_{7}});\] |
IV. \[(S{{O}_{2}});\] |
V. \[(CO)\] |
A) I, III, IV
B) I and II
C) III, IV
D) III, V
Correct Answer: A
Solution :
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