EntityQ3305733· pop 13· linked from 2 articlescombination reactionSign in to savereactions that involve combination of two different substances to form a single substanceConnectionswaterEntityhydrogenEntityoxygenEntitycarbonEntitylithiumEntitysulfurEntitymagnesiumEntitycarbon dioxideEntitychemical compoundEntitycarbon monoxideEntityhydrochloric acidEntitychemical equationEntitycalcium hydroxideEntityradicalEntitycalcium oxideEntitymagnesium oxideEntityflareEntityproperties of waterEntityexothermic processEntitylithium sulfideEntityCategoriesChemical reactions