Phase Changes Energies MCQs Quiz Online PDF Download

Learn phase changes energies MCQs, chemistry test for learning online courses, test prep to practice test. Liquids and solids MCQs, phase changes energies multiple choice questions and answers, properties of crystalline solids, classification of solids, vapor pressure, phase changes energies tutorials for online school of chemistry courses distance learning.

College chemistry practice test MCQ: quantity of liquid, molar heat of vaporization needs is with options 1 mole, 5 mole, 8 mole and 10 mole for college board examination to practice logic questions for free online competitions and examinations. Free study guide is for online learning phase changes energies quiz questions with MCQs to practice test questions with answers.

MCQs on Phase Changes Energies Quiz PDF Download

MCQ: Quantity of liquid, Molar heat of vaporization needs is

  1. 1 mole
  2. 5 mole
  3. 8 mole
  4. 10 mole


MCQ: Energy change is called as enthalpy change, when it occurs at

  1. varied pressure
  2. constant volume
  3. varied volume
  4. constant pressure


MCQ: Phase changes are usually

  1. endothermic
  2. exothermic
  3. high energy
  4. high pressure


MCQ: Enthalpy changes are usually

  1. negative
  2. neutral
  3. positive
  4. without change


MCQ: When we measure molar heat of vaporization pressure taken is

  1. 5 atmosphere
  2. 3 atm
  3. 1 atm
  4. 9 atm