Chm1033L module 4 Elements, compounds & ions

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rmslim1
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208536
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Chm1033L module 4 Elements, compounds & ions
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2013-03-20 17:19:12
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Chm1033
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Chemistry 1033L Miami Dade College
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  1. Anion
    a negatively charged atom caused by a neutrally charged atom gaining an electron
  2. Cation
    a positively charged atom caused by a neutrally charged atom losing an electron
  3. Compound
    a combination of a minimum of 2 elements. There are both ionic and covalent compounds.
  4. Element
    a pure substance that cannot be broken down into simpler substances
  5. Flame test
    a test that is conducted to observe the characteristic colors which are related to the arrangement of electrons surrounding the nucleus of elements
  6. Metal
    most elements on the left side of an imaginary staircase on the periodic table of elements
  7. Metalloid
    elements that are directly in contact with an imaginary staircase on the periodic table of elements. These elements have characteristics of both metals and nonmetals
  8. Nonmetals
    elements on the right side of an imagination case on the periodic table of elements
  9. When a flame test is conducted, the color of the flames to elements is
    • Lithium: red
    • Sodium: orange
    • Potassium: purple
    • Calcium: red/orange
    • Strontium: red
    • Barium: yellow/green

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