7. Non-Metals may be Solid, Liquid or Gases at the Room Temperature.
Non-metals can exist in all the three physical states : solid, liquid and gaseous. For example, carbon, sulphur and phosphorus are solid non-metals; bromine is a liquid non-metal; whereas hydrogen, oxygen, nitrogen and chlorine are gaseous non-metals.
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Matter in Our Surroundings - Notes
1. The Case of a Liquid Solute Dissolved in a Liquid Solvent
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2. 11. Metals Usually Have a Silver or Grey Colour
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8. 7. Non-Metals may be Solid, Liquid or Gases at the Room Temperature.
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10. 6. Metals are Usually Strong. They Have High Tensile Strength.
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11. 3. Non-Metals are Bad Conductors of Heat and Electricity.
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15. Chemical Formula for daily use material
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26. 4. Metals are Lustrous (or Shiny), and can be Polished.
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29. To Study the Properties of a Compound of Iron and Sulphur
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32. To Study the Properties of a Suspension
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36. 7. Metals are Solids at the Room Temperature
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37. To Study the Properties of a Solution
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39. Experiment to Obtain Coloured Component (Dye) From Ink
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42. To Separate a Mixture of Alcohol and Water
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43. 6. Non-Metals are Not Strong. They Have Low Tensile Strength.
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46. 8. Non-Metals Have Comparatively Low Melting Points and Boiling Points
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49. 3. Metals are Good Conductors of Heat and Electricity.
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50. 8. Metals Generally Have High Melting Points and Boiling Points.
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