Tricky Vocabulary

Tricky Vocabulary

1. Catalyst

   • Speed up the reaction and don't get used up themselves
     • Do this by bringing particles together and therefore lower the amount of energy that they need to have to meet almost like a matchmaker

2. Diatomic molecules

   • Molecules that only appear in nature as a pair
     • I Never Have Clean Boots On Fridays
       • Iodine, Nitrogen, Hydrogen, Chlorine , Bromine, Oxygen, Flourine
         • H,I,N,C,Br,O,F

3. Isotopes

   • Different versions of an element
     • • Different versions but all the same model.
         • Same amount of protons (atomic number) Can have different amounts of neutrons and therefor different mass numbers

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