MCQ
$EDTA$ has coordination number
- A$3$
- B$4$
- C$5$
- ✓$6$

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Possible number of elimination products (alkene) of the given reaction is?
| List$-I$ Name of oxo acid | List$-II$ Oxidation state of $P$ |
| $(a)$ Hypo phosphorous acid | $(i) +5$ |
| $(b)$ Orthophosphoric acid | $(ii)+4$ |
| $(c)$ Hypo phosphoric acid | $(iii) +3$ |
| $(d)$ Orth phosphorous acid | $(iv)+2$ |
| $(v)+1$ |
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