1.

Ullmann reaction involves the use of following reactants :

Answer»

Iodobenzene and sodium
Benzene and COPPER
Iodobenzene and copper powder
Benzene diazonium chloride and CU/HCl

Solution :`C_(6)H_(5)I+Cu+C_(6)H_(5)I overset("Dry ether")underset(-Cu l_(2))rarr C_(6)H_(5)-C_(6)H_(5)`


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