N2 in neat (no solvent, gas phase) Kinetics; reaction over temp. range of 350-624 K in presence of N2 by static-flow reaction; detected by laser pulse / probe technique;

in neat (no solvent) byproducts: MgO3; codeposition of pulsed laser evaporated Mg atoms with O2 in excess Ar on 10 K substrate; mechanism discussed; not isolated, detn. by IR;

in neat (no solvent) byproducts: (OMgO)(N2), N2; codeposition of pulsed laser evaporated Mg atoms with N2O in excess Ar on 10 K substrate; mechanism discussed; not isolated, detn. by IR;