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The following figure shows the changes in the three states of matter of a substance X.

Select the incorrect statements about these changes
I. Change 1 requires a decrease in temperature and an increase in pressure and is also called sublimation.
II. Change 3 can be carried out by decreasing pressure and increasing temperature.
III. Change 2 can be brought by heating the given substance.
IV. Change 4 can be carried out in the presence of heat.
  • a)
    I and IV only
  • b)
    II and III only
  • c)
    I and II only
  • d)
    III and IV only
Correct answer is option 'C'. Can you explain this answer?
Most Upvoted Answer
The following figure shows the changes in the three states of matter o...
I - Change 1 requires an increase in temperature and a decrease in pressure, and is also known as sublimation. During sublimation, solid state is directly converted to gaseous state without coming into liquid state.
II - Change 3 depicts the conversion of gaseous state to liquid state or liquefaction of gas. Gases can be liquefied by applying pressure and reducing temperature.
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The following figure shows the changes in the three states of matter of a substance X.Select the incorrect statements about these changesI. Change 1 requires a decrease in temperature and an increase in pressure and is also called sublimation.II. Change 3 can be carried out by decreasing pressure and increasing temperature.III. Change 2 can be brought by heating the given substance.IV. Change 4 can be carried out in the presence of heat.a)I and IV onlyb)II and III onlyc)I and II onlyd)III and IV onlyCorrect answer is option 'C'. Can you explain this answer?
Question Description
The following figure shows the changes in the three states of matter of a substance X.Select the incorrect statements about these changesI. Change 1 requires a decrease in temperature and an increase in pressure and is also called sublimation.II. Change 3 can be carried out by decreasing pressure and increasing temperature.III. Change 2 can be brought by heating the given substance.IV. Change 4 can be carried out in the presence of heat.a)I and IV onlyb)II and III onlyc)I and II onlyd)III and IV onlyCorrect answer is option 'C'. Can you explain this answer? for Class 9 2024 is part of Class 9 preparation. The Question and answers have been prepared according to the Class 9 exam syllabus. Information about The following figure shows the changes in the three states of matter of a substance X.Select the incorrect statements about these changesI. Change 1 requires a decrease in temperature and an increase in pressure and is also called sublimation.II. Change 3 can be carried out by decreasing pressure and increasing temperature.III. Change 2 can be brought by heating the given substance.IV. Change 4 can be carried out in the presence of heat.a)I and IV onlyb)II and III onlyc)I and II onlyd)III and IV onlyCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Class 9 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The following figure shows the changes in the three states of matter of a substance X.Select the incorrect statements about these changesI. Change 1 requires a decrease in temperature and an increase in pressure and is also called sublimation.II. Change 3 can be carried out by decreasing pressure and increasing temperature.III. Change 2 can be brought by heating the given substance.IV. Change 4 can be carried out in the presence of heat.a)I and IV onlyb)II and III onlyc)I and II onlyd)III and IV onlyCorrect answer is option 'C'. Can you explain this answer?.
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