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Creative Problem Solving in Chemistry - Jets of liquids

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Investigate what happens when different charged plastics are held near a jet of water issuing from a burette, and explain your observations.

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Jets of liquids
Handout | PDF, Size 36.83 kb
Using the problems
PDF, Size 30.49 kb

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Level

Use

Category

Specification

England
- A/AS level
Republic of Ireland
- Leaving Certificate
  - Chemistry
    - 2. Chemical bonding
      - 2.3 Covalent Bonding
        Activities
        Polarity test for liquids (use of charged plastic rod).
        Depth of treatment
        Covalent bonding as the sharing of pairs of electrons. Single, double and triple covalent bonds.
        Polar and non-polar covalent bonding.
        Characteristics of covalent substances.
      - 2.5 Shapes of Molecules and Intermolecular Forces
        Depth of treatment
        Distinction between intramolecular bonding and intermolecular forces. Intermolecular forces: van der Waals', dipole-dipole, hydrogen bonding.
Wales
- A/AS level
  - WJEC Chemistry
    - Unit 1: THE LANGUAGE OF CHEMISTRY, STRUCTURE OF MATTER AND SIMPLE REACTIONS
      - 1.4 Bonding
        (d) concepts of electronegativity and bond polarity
        (f) permanent and temporary dipoles and their relative effects on physical properties, such as boiling temperature and solubility

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