Chem quiz

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Across
  1. 3. moles per litre
  2. 4. First element of group 14
  3. 8. gain of electron
  4. 9. Anything that has mass and occupies space
  5. 11. positively charged subatomic particle
  6. 13. mass per unit volume
  7. 14. Most abundent gas in atmosphere
  8. 15. atomic number 12
  9. 17. used for detection of end point of titration
  10. 19. discovery of electron
  11. 23. Common name of Propanone
  12. 24. sixteen group elements
  13. 27. R-COO-R group
  14. 28. Solution in burette
Down
  1. 1. same atomic mass number, different atomic number
  2. 2. C3H6
  3. 5. Fuel gas for welding
  4. 6. Carbohydrate
  5. 7. self linking ability of elements
  6. 10. Most electronegative element
  7. 12. redioactive element
  8. 16. Negatively charged
  9. 18. proton donar
  10. 20. formed by combination of atoms
  11. 21. Symbol Au
  12. 22. Total periods in periodic table
  13. 24. increases the rate of reaction
  14. 25. Bond formed by sharing of electrons
  15. 26. used in mobile battery