P4(白磷、s)+5O2(g)═P4O10(s)△H═﹣2983.2kJ/mol
P(红磷、s)+ O2(g)═ P4O10(s)△H═﹣738.5kJ/mol
写出白磷转化为红磷的热化学方程式,由此可知,红磷比白磷.(填“稳定”或“不稳定”)