The Physical States of Matter – Chemistry 9th – Level 7

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The Physical States of Matter - Level 7

Chapter 5 - Chemistry Class 9th - Test Preparation MCQs

Chapter : The Physical States of Matter (Level 7)
Subject : Chemistry
Class : 9th
Board : Sindh Board
Total MCQs : 14
Extract From : 9th Class Note Book
Time : 7 Minutes (30 Seconds for Each Question)

  1. The temperature at which the vapour pressure of a liquid state becomes equal to the vapour pressure of its solid state is known as:
  2. At this temperature liquid and solid coexist in dynamic equilibrium.
  3. The energy that molecules have is:
  4. The liquids diffuse less rapidly than:
  5. Density can be expressed as D = :
  6. If we increase temperature, the density of a liquid will:
  7. The solids in which molecules are arranged in definite three dimensional geometrical pattern are called:
  8. The solids in which molecules are not arranged in geometrical pattern are called:
  9. Which one of these is NOT an amorphous solid?
  10. Which one of these is a crystalline solid?

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1. The temperature at which the vapour pressure of a liquid state becomes equal to the vapour pressure of its solid state is known as:

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2. The existence of an element in more than one crystalline forms is known as:

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3. English scientist William Crookes identify the fourth states of matter known as:

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4. The solids in which molecules are not arranged in geometrical pattern are called:

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5. Which one of these is NOT an amorphous solid?

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6. The liquids diffuse less rapidly than:

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7. Diamond and graphite are the allotropic form of:

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8. At this temperature liquid and solid coexist in dynamic equilibrium.

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9. In this form, the carbon atoms are bonded together in spheres, cylinders or egg-shaped formations.

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10. Which one of these is a crystalline solid?

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11. If we increase temperature, the density of a liquid will:

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12. The solids in which molecules are arranged in definite three dimensional geometrical pattern are called:

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13. The energy that molecules have is:

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14. Density can be expressed as D = :

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