ALL ABOUT GENERAL CHEMISTRY

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Across
  1. 2. Any characteristic that can be determined only by changing a substance’s molecular structure
  2. 4. separation of liquids by density and solubility
  3. 5. which are zeros at the beginning of a decimal number less than 1, are not significant
  4. 6. Deals with the processes of living
  5. 10. is a mixture in which the composition is uniform throughout the mixture
  6. 13. is a mixture in which the composition is not uniform throughout the mixture
  7. 16. Any characteristic of matter that depends on the amount of matter being measured
  8. 18. is defined as a process by which a chemical is converted from a liquid solution into a solid crystalline state
  9. 19. has an indefinite shape and able to flow
  10. 20. is a common abbreviation for significant figures
  11. 24. separation by solubility
  12. 28. are any non-zero digits or trapped zero
  13. 29. has no definite shape or volume
  14. 31. Heat involved in chemical processes
  15. 34. A process that causes a substance to change into a new substance with a new chemical formula.
  16. 36. fundamental unit of matter
  17. 41. Free charged particles such as ions and
  18. 43. Chemical interactions
  19. 44. Polymers and plastics
  20. 46. gas to solid
  21. 47. holds a definite shape and volume
  22. 48. Any characteristic that can be determined without changing the substance’s chemical identity
  23. 49. A substance that cannot be broken down into chemically simpler components
  24. 50. Parts and composition of matter
Down
  1. 1. some substances are attracted to a magnet field and can be "pulled" from a mixture
  2. 3. which are zeros at the end of a number, are significant only if the number has a decimal point
  3. 7. Solids and liquids can be changed from one state to another by heating or cooling.
  4. 8. which all numbers are significant
  5. 9. is an effective method to separate mixtures comprised of two or more pure liquids
  6. 11. it has a uniform and definite composition
  7. 12. Chemical processes in industry
  8. 14. generally non lustrous; ex: Sulphur,nitrogen,etc.
  9. 15. sublimating material changes from a solid to a gas
  10. 17. A process that does not cause a substance to become a fundamentally different substance
  11. 21. Matter and the environment
  12. 22. Behavior and changes of matter and the related energy changes
  13. 23. is a group of atoms cooled to within a hair of absolute zero
  14. 25. process by which electric current is passed through a substance to effect a chemical change
  15. 26. Focuses on carbon-containing compounds
  16. 27. generally solids such as copper,iron,etc.
  17. 30. is essentially a physical method of separation in which the components of a mixture are separated by their distribution between two phases
  18. 32. A material composed of two or more substances
  19. 33. everything that takes up space and has mass
  20. 35. liquid or solid to gas
  21. 37. matter that does not depend on the amount of the substance present
  22. 38. have characteristics common to metals as well as non-metals
  23. 39. is a process used to separate solids from liquids or gases using a filter medium that allows the fluid to pass through but not the solid
  24. 40. A process involving the breaking or making of inter atomic bonds and the transformation of a substance into another
  25. 42. is the one which made up of molecules containing the same kind of atoms
  26. 45. substance composed of two or more elements in fixed proportions