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Energize me!
Quiz by Salustina Ordoveza
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10 questions
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- Q1which of the following is NOT a characteristics of exothermic reaction?container feels coldheat is releasecontainer feesl warmtemperature rises30s
- Q2which reaction has this observation; when the reaction is complete, the temperature of the reaction rises until it reaches room temperature?photosynthesisexothermiccombustionendothermic30s
- Q3which of the following is am example of chemical process of endothermic reaction?condensationevaporationmeltingphotosynthesis30s
- Q4what is enthalpy change?energy of the reactant - energy of the producttotal energy of product - total energy of the reactantsenergy of the reactant + energy of the producttotal energy of the product - energy of the solultion30s
- Q5Which is a characteristic of exothermic reaction?ΔH > 0more product energy+ΔHΔH < 030s
- Q6Bond breaking is ____.endothermicexothermicrelease energy- ΔH30s
- Q7Bond making is ____.exothermicabsorb energyendothermic+ ΔH30s
- Q8activation energy is ____is the minimum amount of energy that reactant particles must possess in order for a chemical reaction to occur.is the minimum amount of energy that product particles must possess in order for a chemical reaction to occur.is the maximum amount of energy that product particles must possess in order for a chemical reaction to occur.is the maximum amount of energy that reactant particles must possess in order for a chemical reaction to occur.45s
- Q9The amount of energy evolved or absorb in a reaction carried out at constant pressure is ___.workenergy profileactivation energyenthalpy30s
- Q10Which of the following is a potential energy?electricalheatmechanicalchemical30s