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Exothermic Reactions

Class 10 Science के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

ScienceIf heat is written on the products side of a chemical equation and the reaction vessel feels warm, what is the nature of the reaction?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Expert ScienceWhy can combustion and respiration be considered similar on the basis of energy?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1Expert ScienceWhy are combustion and respiration placed in the same category on the basis of energy change?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 4Hard ScienceIf heat is written on the products side of a chemical equation, what type of reaction does it represent?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 4Hard ScienceWhich of the following reaction is an example of an exothermic displacement reaction?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 4Hard ScienceWhy are both combustion and respiration considered exothermic processes?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 3Hard ScienceIf heat is written along with the products in a chemical equation and light is also emitted during the reaction, what is the nature of the reaction?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 3Hard ScienceWhich fact should be considered while identifying a similarity between respiration and combustion?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Hard ScienceWhat is the similarity between combustion and respiration?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1Hard ScienceIf heat is written on the product side of a chemical equation, what does it mean?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1Easy ScienceWhich observation shows that a chemical reaction is exothermic?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 4Medium ScienceWhich statement correctly distinguishes exothermic and endothermic reactions?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Medium ScienceOn what basis can respiration be related to combustion?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1Medium ScienceWhy is a combustion reaction generally considered exothermic?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1Medium ScienceWhich of the following equations represents an exothermic reaction?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 7Easy ScienceA rise in the temperature of the reaction mixture generally indicates what?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 7Easy ScienceWhy is a combustion reaction generally exothermic?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 7Easy ScienceIf the temperature of a reaction mixture rises without external heating, what type of reaction does this indicate?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 6Easy ScienceA combustion reaction is generally what type of reaction?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5Easy ScienceWhat can a change in temperature during a chemical reaction indicate?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 3Easy