Question

which of the following is /are the characteristics of coordinate compound
1)They are usually insoluble in water but soluble ine organic solvent
2) the melting and boiling point of this compound are are higher then covalent compound
3) the bond is rigid and directional
4) all of the above are the characteristics of co-ordinate compound​

Answer 1

all of the above are the characteristic of co-ordinate compound