Endothermic Reactions Quizzes Online MCQs Download PDF 149

Endothermic Reactions quiz questions, endothermic reactions quiz answers PDF 149 to study online O level chemistry course. Practice "Energy from Chemicals" quiz with answers, endothermic reactions Multiple Choice Questions (MCQ) for online college degrees. Free endothermic reactions MCQs, chemical symbols, electrolyte and non electrolyte, endothermic reactions test prep for free online classes.

"Endothermic reactions take place when", endothermic reactions Multiple Choice Questions (MCQ) with choices energy given out in making bonds is more than the energy taken in for breaking bonds, energy given out in making bonds is less than the energy taken in for breaking bonds, energy given out in making bonds is equal to the energy taken in for breaking bonds, and none of above for schools that offer online degrees. Learn energy from chemicals questions and answers to improve problem solving skills for ACT subject test tutoring.

Endothermic Reactions Questions and Answers Download PDF 149

Endothermic Reactions Quiz

MCQ: Endothermic reactions take place when

  1. energy given out in making bonds is less than the energy taken in for breaking bonds
  2. energy given out in making bonds is more than the energy taken in for breaking bonds
  3. energy given out in making bonds is equal to the energy taken in for breaking bonds
  4. none of above

A

Electrolyte and Non Electrolyte Quiz

MCQ: Paraffin is an example of

  1. strong electrolyte
  2. non-electrolyte
  3. weak electrolyte
  4. catalyst

B

Chemical Symbols Quiz

MCQ: The chemical formula of aluminum nitrate is

  1. AlNi3
  2. Al3Ni2
  3. Al(NO2)3
  4. Al(NO3)3

D

Electrolyte and Non Electrolyte Quiz

MCQ: In the electrolysis of aqueous solutions of dilute acids or dilute alkalis, the amount of hydrogen given off is roughly

  1. half of the oxygen given off at the anode
  2. same as of oxygen given off at anode
  3. twice the oxygen given off at anode
  4. twice the oxygen given off at cathode

C

Mixtures and Compounds Quiz

MCQ: Mass of an element in a compound can be calculated through

  1. Ar of the atoms/Mr of the compound
  2. Mr of the atoms/Ar of the compound
  3. (Ar of the atoms/Mr of the compound) × mass of sample
  4. (Ar of the atoms/Mr of the compound) × mass of sample

C