A chemist walks into a bar; ouch :(

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Across
  1. 2. First woman to win a nobel prize
  2. 4. His constant is the mole
  3. 7. Only person to win two unshared Nobel Prizes
  4. 8. Distinguished between Alpha and Beta radiation
  5. 10. Mapped the structure of penecilin
  6. 11. Invented the prize that bears his name
  7. 12. Invented mauvine (the colour mauve)
Down
  1. 1. Created vaccines for anthrax and rabies
  2. 3. Arranged periodic table
  3. 5. 'Father of modern chemistry'
  4. 6. Invented ways to prevent soil depletion
  5. 9. Introduced atomic theory into chemistry