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Energy Change

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

ScienceHeat is released when acid and water are mixed. What type of process is it?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10EasyScienceIf the reaction vessel becomes very cold during a chemical reaction, what is the correct conclusion about the energy change?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1ExpertScienceIf a container becomes very cold during a reaction, what is the most suitable explanation of the energy change?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 3MediumScienceIf the container becomes hot during a reaction, which conclusion is most suitable?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5MediumScienceIf a reaction container feels cold to the touch during a chemical reaction, what is the most appropriate conclusion?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5MediumScienceIf heat is written on the reactant side of an equation, what type of reaction is it?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 4MediumScienceIn a chemical reaction, both heat and light are released. What type of reaction is it?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 3EasyScienceWhich statement correctly distinguishes exothermic and endothermic reactions?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2MediumScienceWhat is the importance of temperature change in identifying a chemical reaction?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2MediumScienceIf the temperature of a reaction mixture decreases during a reaction, it generally indicates which type of reaction?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1MediumScienceIf temperature decreases in a reaction what type can it be?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 6EasyScienceThe production of light during a change can indicate what?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5EasyScienceWhat can a change in temperature during a chemical reaction indicate?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 3Easy