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Science 7. Chemistry

  •  English    19     Public
    Atoms, The Periodic Table, Element-Compound-Mixture
  •   Study   Slideshow
  • What is the charge of subatomic particles (p, n, e)?
  •  15
  • What is the mass of subatomic particles (p, n, e) in amu?
  •  15
  • What is unit of mass of subatomic particles (p, n, e)?
  •  10
  • What are the yellow subatomic particles in the diagram?
  •  10
  • What are the green subatomic particles in the diagram?
  •  15
  • What are the blue subatomic particles in the diagram?
  •  15
  • Name 2 elements in group IA in the Periodic Table of Elements.
  •  10
  • Call the name 2 elements and their symbols in group VIA in the Periodic Table of Elements.
  •  10
  • Call the name 3 elements and their symbols in period 3 in the Periodic Table of Elements.
  •  15
  • Call the name 3 elements and their symbols in period 2 in the Periodic Table of Elements.
  •  15
  • What are particles X, Y, Z in the diagram?
  •  25
  • Give 3 examples of elements.
  •  20
  • Give 3 examples of compounds.
  •  20
  • Give 3 examples of mixtures.
  •  25
  • Give 3 examples of metal elements.
  •  20
  • Give 3 examples of non-metal elements.
  •  20