镁在空气中燃烧：2Mg+O_{2} \xlongequal {点燃}2MgO 铁在氧气中燃烧:3Fe+2O_{2} \xlongequal {点燃}Fe_{3}O_{4} 铝在空气中燃烧:4Al+3O_{2} \xlongequal {点燃}2Al_{2}O_{3} 氢气在空气中燃烧：2H_{2}+O_{2} \xlongequal {点燃}2H_{2}O 红磷在空气中燃烧:4P+5O_{2} \xlongequal {点燃}2P_{2}O_{5} 硫粉在空气中燃烧：S+O_{2} \xlongequal {点燃}SO_{2} 碳在氧气中充分燃烧:C+O_{2} \xlongequal []{点燃}CO_{2} 碳在氧气中不充分燃烧2C+O \xlongequal {点燃}2CO 二氧化碳通过灼热碳层：C+CO_{2} \xlongequal {高温}2CO