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G8 CH8 - Exothermic vs Endothermic Reaction

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  • Magnesium with Hydrochloric acids is example of _________ reaction.
    Exothermic
  • Sherbet sweets react in your mouth to give cool, fizzy feeling. Is it ___________ reaction
    Endothermic
  • what is reactant in this reaction?
    Hydrogen and Oxygen
  • Which one is precise and also accurate?
    B
  • Chemical reaction that absorbs energy from surrounding is called _________
    Endothermic
  • Which one is not precise and not accurate?
    A
  • Burning Hydrogen is example of _________ reaction.
    Exothermic
  • Which one is precise but not accurate?
    C
  • Combustion is example of _________ reaction.
    Exothermic
  • Chemical reaction that given energy out is called _________
    Exothermic
  • Burning requires ____________________
    Fuel, Heat (thermal Energy), and Oxygen
  • what is product in this reaction?
    Water