Class 9 Chemistry MCQs – Practice Test 1 (Chapter 5)

Physical States of Matter MCQs with Answers PDF Download – Test 1

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Learn Physical states of matter Multiple Choice Questions (MCQs) with Answers PDF to achieve chemistry learning success. Download the Physical States of Matter MCQs PDF e-Book, Ch. 5-1 to study Class 9 Chemistry Course. Learn Physical States of Matter Quiz Questions and Answers for chemistry practical learning resources. Download the Physical States of Matter MCQs App: Free Class 9 Chemistry Study App to solid state and properties, liquid state and properties, typical properties test prep for chemistry web learning programs.

Free "Physical States of Matter MCQs" App Download with MCQ: Process in which the solid changes directly into vapors without changing in the liquid state is called; with answers: evaporation, condensation, boiling, and sublimation. Solve Solid State and Properties MCQ Questions, download Google e-Book (Free Chapter) to achieve chemistry learning success.

Physical States of Matter MCQs – Practice Test 1 PDF Download

MCQ 1: The process in which the solid changes directly into vapors without changing in the liquid state is called:

condensation
evaporation
boiling
sublimation

MCQ 2: Conversion of a liquid to a gas at all temperatures is called:

sublimation
evaporation
condensation
boiling

MCQ 3: The temperature at which the solid starts melting is called:

boiling point
freezing point
melting point
sublimating point

MCQ 4: At constant pressure the average kinetic energy of gas molecules increases 2 times if:

temperature is increased by 2 times
temperature is halved
no change in temperature
temperature remains constant

MCQ 5: The average kinetic energy of gas molecules is directly proportional to:

T²
√T
T
2T

Class 9 Chemistry MCQs App & e-Book – Physical States of Matter Study Guide

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