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Class 9
CHEMISTRY
Given figure shows the effects of pressu...

Given figure shows the effects of pressure and temperature on the changes among three states of matter.

Select the correct statements.
I. Change 1 is carried out under high temperature and low pressure.
II. Change 4 is carried out under low temperature and high pressure.
III. Change 2 is carried out under low temperature and high pressure.
IV. Change 3 is carried out under low temperature and high pressure.

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Text Solution

Verified by Experts

The correct Answer is:
C

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Explore conceptually related problems

Under which of the following sets of conditions is a real gas expected to deviate from ideal behaviour? (I) High pressure, small volume (II) High temperature , low pressure (III) Low temperature, high pressure

Statement-1 : At low pressure and high temperature real gas approaches the ideal gas behaviour.
and
Statement-2 : At low prossure and high temperature the molecules are negligible.

एक अभिक्रिया व् `A+BtoC+D+q` के लिए एंटोपि परिवर्तन धनात्मक पाया गया । यह अभिक्रिया सम्भ्याव होगी ----
(i) उच्च निम्न ताप पर
(ii) केवल निम्न ताप पर
(iii) किसी भी ताप पर नहीं
(iv) किसी भी ताप पर

Assertion : Physisorption of a gas adsorbed at low temperature may change into chemisorption at a high temperature.
Reason : Usually low pressure is also favourable for chemisorption

Which is correct in case of extent of physisorption High temperature low pressure low temperature high pressure low temperature low pressure All

A: A real gas will approach ideal behaviour at high temperature and low pressure. R: At low pressure and high temperature z = 1, for all gases

A gas behaves more closely as an ideal gas at (a)low pressure and low temperature. (b)low pressure and high temperature (c) high pressure and low temperature (d) high pressure and high temperature

Explain effect of high pressure and low temperature according to Boyle.s law.

(A) : A gas behaves more closely as an ideal gas at low pressure and high temperature. ( R) : Boyle's law is valid at low pressure and high temperature.

Under high pressure , gas changes to liquid state.

Throw light on the process of high temperature and low pressure.

Haber 's process N_(2)+H_(2) hArr______+Delta Temperature _______ Pressure ________ Catalyst ________ Favourable conditions : ______[temperature (high/low)] _________[pressure (high/low)]

A: A real gas will approach ideal behaviour at high temperature and low pressure.
R: At low pressure and high temperature z = 1, for all gases

MTG IIT JEE FOUNDATION-MATTER IN OUR SURROUNDINGS -OLYMPIAD/HOTS CORNER
  1. Given figure shows the effects of pressure and temperature on the chan...

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  2. Dry ice is an example of process.

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  3. Diagrams W, X and Y show how the particles of a substance are packed a...

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  4. Observe the given curve carefully and mark the correct statement.

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  5. When water at 0^@C freezes to form ice at the same temperature of 0^@C...

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  6. Gases can be liquefied

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  7. The arrangement of particles of an unknown substance at the same press...

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  8. Study the given graph carefully and select the correct statement(s). ...

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  9. Which of the following factors are responsible for the change in state...

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  10. Priya and Kartik wanted to study about diffusion among liquids. They ...

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  11. Which of the following statements are correct? I. At 273 K, both ic...

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  12. The given graph represents the cooling curve of substance X. Which ...

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  13. In which state of a substance, it has the definite shape?

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  14. The physical state of water at 298 K temperature is

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  15. High melting point of a compound indicates

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