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Exothermic Reactions MCQs Quiz Online Tests pdf Download

Practice MCQs on exothermic reactions, chemistry MCQs for online test prep. Energy from chemicals quiz has multiple choice questions (MCQ), exothermic reactions quiz questions and answers as in exothermic reactions, final energy content of products, answer key with choices as is lower than energy contents of reactants, is higher than energy contents of reactants, does not depend upon energy content of reactants and forms highly stable compounds for competitive exam prep. Free study guide is to learn exothermic reactions quiz online with MCQs to practice test questions with answers.

MCQs on Exothermic Reactions Quiz pdf Download

MCQ. In exothermic reactions, final energy content of products

  1. is lower than energy contents of reactants
  2. is higher than energy contents of reactants
  3. does not depend upon energy content of reactants
  4. forms highly stable compounds

A

MCQ. Incorrect statement is: An exothermic reaction...

  1. forms a compound which gives out heat while being formed
  2. contains products that are very stable
  3. overall enthalpy change is zero
  4. overall enthalpy is negative

B

MCQ. Exothermic reactions take place when

  1. energy given out in making bonds is less than energy taken in for breaking bonds
  2. energy given out in making bonds is more than energy taken in for breaking bonds
  3. energy given out in making bonds is equal to energy taken in for breaking bonds
  4. final energy content of products is lower

B

MCQ. Exothermic reactions does not include

  1. upon heating, hydrogen results in water
  2. neutralization of acids and alkalis
  3. respiration
  4. breaking of chemical bond

D

MCQ. Upon heating either of carbonate, hydroxide or nitrate, a common byproduct is

  1. Heat
  2. water vapors
  3. oxides of same compounds
  4. carbon dioxide

C

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