Mark the correct statement (s). (1) Manganese exhibits +7 oxidation state (2) Zinc forms coloured ions (3)`[CoF_(6)]^(3-)` is diamagnetic (4) Sc forms
Mark the correct statement (s).
(1) Manganese exhibits +7 oxidation state
(2) Zinc forms coloured ions
(3)`[CoF_(6)]^(3-)` is diamagnetic
(4) Sc forms +4 oxidation state
(5) Zn exhibits only +2 oxidation state.
A. 1 and 2
B. 1 and 5
C. 2 and 4
D. 3 and 4
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