| abstract |
The present invention is a metal support in which a transition metal is supported on a support, wherein the support is a metal hydride represented by the following general formula (1), a supported metal catalyst, and the support An ammonia synthesis method using a catalyst is provided. [Expression 1] XHn (1) (In the general formula (1), X represents at least one selected from Group 2 atom, Group 3 atom, or lanthanoid atom in the periodic table, and n represents 2) Represents the number represented by ≦ n ≦ 3.) |