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Endothermic Reactions Multiple Choice Questions PDF p. 149

Endothermic Reactions multiple choice questions and answers, endothermic reactions quiz answers PDF 149 to learn O Level Chemistry course for college certification. Learn Energy from Chemicals MCQ trivia questions, endothermic reactions Multiple Choice Questions (MCQ) for online college degrees. Endothermic Reactions Interview Questions PDF: chemical symbols, electrolyte and non electrolyte, endothermic reactions test prep for free online classes.

"Endothermic reactions take place when" MCQ PDF 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. Solve energy from chemicals questions and answers to improve problem solving skills for ACT subject test tutoring.

Endothermic Reactions Questions and Answers MCQs

MCQ: Endothermic reactions take place when

energy given out in making bonds is less than the energy taken in for breaking bonds
energy given out in making bonds is more than the energy taken in for breaking bonds
energy given out in making bonds is equal to the energy taken in for breaking bonds
none of above

MCQ: Paraffin is an example of

strong electrolyte
non-electrolyte
weak electrolyte
catalyst

MCQ: The chemical formula of aluminum nitrate is

AlNi3
Al3Ni2
Al(NO2)3
Al(NO3)3

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

half of the oxygen given off at the anode
same as of oxygen given off at anode
twice the oxygen given off at anode
twice the oxygen given off at cathode

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

Ar of the atoms/Mr of the compound
Mr of the atoms/Ar of the compound
(Ar of the atoms/Mr of the compound) × mass of sample
(Ar of the atoms/Mr of the compound) × mass of sample