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Build a Molecule activity by Trish Loeblein phet.colorado/

Build a Molecule activity by Trish Loeblein http://phet.colorado.edu/. Learning Goals: Students will be able to: Review: Describe the differences between an atom and a molecule. Describe what the subscripts and coefficients indicate in chemistry notation.

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Build a Molecule activity by Trish Loeblein phet.colorado/

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  1. Build a Moleculeactivityby Trish Loeblein http://phet.colorado.edu/ Learning Goals: Students will be able to: Review: Describe the differences between an atom and a molecule. Describe what the subscripts and coefficients indicate in chemistry notation. Use proper chemistry nomenclature. New: Construct simple molecules from atoms. Write rules for how atoms are arranged given formulas for some common molecules Draw, name, and write formulas for some common molecules.

  2. 1. Which picture best displays atoms? . Both would be described as “atoms” Both are better described as molecules

  3. 2. Which picture displays 2NH3? . . Twoare correct

  4. 3. Which could be hydrochloric acid? . . Twoare correct

  5. 4. Which could be CO2? . Both are stable molecules

  6. 5. What is the name of this molecule? Methane Tetrahydrogen carbide Ammonia Water

  7. 6. What is the name of this molecule? Dihydrogen oxide Carbon dioxide Ammonia Water

  8. 7. What is the name of this molecule? Dichloride Dichlorine Chlorine This is not a stable molecule

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