MCQ
Most reactive compound towards grignard's reagent
- A$H_2O$
- B$CH_3OH$
- C$CH_3COOH$
- ✓$CH_3SO_3H$
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$(b)$ $CoCl _{3} \cdot 5 NH _{3}$
$(c)$ $CoCl _{3} \cdot 6 NH _{3}$ and
$(d)$ $CoCl \left( NO _{3}\right)_{2} \cdot 5 NH _{3}$
Number of complex(es) which will exist in cistrans is/are ....