Chemistry SL Structure 1

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Across
  1. 1. particle being counted in a mole, such as an atom, molecule, ion or electron
  2. 4. occupied by one mole of gas at specific temperature and pressure
  3. 7. number of protons in the nucleus
  4. 9. describes a mixture with uniform composition throughout
  5. 10. atom of the same element with the same proton number but a different neutron number
  6. 12. s, p, d or f
  7. 14. principle stating two electrons in one orbital must have opposite spin
  8. 15. principle stating that electrons fill the lowest energy orbitals first
Down
  1. 2. mass of one mole of a substance
  2. 3. pattern produced when excited atoms emit photons at specific wavelengths
  3. 5. homogenous mixture of a solute and solvent
  4. 6. point at which spectral lines become increasingly close to eachother
  5. 8. simplest whole number ratio of atoms in a compound
  6. 11. rule stating that equal energy orbitals fill singly before pairing
  7. 13. deviation from ideal gas model